/* +----------------------------------------------------------------------+ | PHP Version 4 | +----------------------------------------------------------------------+ | Copyright (c) 1997-2003 The PHP Group | +----------------------------------------------------------------------+ | This source file is subject to version 2.02 of the PHP license, | | that is bundled with this package in the file LICENSE, and is | | available at through the world-wide-web at | | http://www.php.net/license/2_02.txt. | | If you did not receive a copy of the PHP license and are unable to | | obtain it through the world-wide-web, please send a note to | | license@php.net so we can mail you a copy immediately. | +----------------------------------------------------------------------+ | Author: Adam Dickmeiss | +----------------------------------------------------------------------+ */ /* $Id$ */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include "php.h" #include "php_ini.h" #if HAVE_YAZ #include "ext/standard/info.h" #include "php_yaz.h" #include #ifndef YAZ_VERSIONL #error YAZ version 2.0 or later must be used. #elif YAZ_VERSIONL < 0x020000 #error YAZ version 2.0 or later must be used. #endif #ifdef PHP_WIN32 #include #endif #include #include #include #include #include #define MAX_ASSOC 100 typedef struct Yaz_AssociationInfo *Yaz_Association; struct Yaz_AssociationInfo { CCL_parser ccl_parser; ZOOM_connection zoom_conn; ZOOM_resultset zoom_set; ZOOM_scanset zoom_scan; ZOOM_package zoom_package; char *sort_criteria; int persistent; int in_use; int order; int zval_resource; }; static Yaz_Association yaz_association_mk() { Yaz_Association p = xmalloc (sizeof(*p)); p->zoom_conn = ZOOM_connection_create (0); p->zoom_set = 0; p->zoom_scan = 0; p->zoom_package = 0; ZOOM_connection_option_set(p->zoom_conn, "implementationName", "PHP"); ZOOM_connection_option_set(p->zoom_conn, "async", "1"); p->sort_criteria = 0; p->in_use = 0; p->order = 0; p->persistent = 0; p->ccl_parser = ccl_parser_create(); p->ccl_parser->bibset = 0; return p; } static void yaz_association_destroy (Yaz_Association p) { if (!p) { return; } ZOOM_resultset_destroy(p->zoom_set); ZOOM_scanset_destroy(p->zoom_scan); ZOOM_package_destroy(p->zoom_package); ZOOM_connection_destroy(p->zoom_conn); xfree(p->sort_criteria); ccl_qual_rm(&p->ccl_parser->bibset); ccl_parser_destroy(p->ccl_parser); } #ifdef ZTS static MUTEX_T yaz_mutex; #endif ZEND_DECLARE_MODULE_GLOBALS(yaz); static Yaz_Association *shared_associations; static int order_associations; static int le_link; static unsigned char third_argument_force_ref[] = { 3, BYREF_NONE, BYREF_NONE, BYREF_FORCE }; static unsigned char second_argument_force_ref[] = { 2, BYREF_NONE, BYREF_FORCE }; function_entry yaz_functions [] = { PHP_FE(yaz_connect, NULL) PHP_FE(yaz_close, NULL) PHP_FE(yaz_search, NULL) PHP_FE(yaz_wait, second_argument_force_ref) PHP_FE(yaz_errno, NULL) PHP_FE(yaz_error, NULL) PHP_FE(yaz_addinfo, NULL) PHP_FE(yaz_hits, NULL) PHP_FE(yaz_record, NULL) PHP_FE(yaz_syntax, NULL) PHP_FE(yaz_element, NULL) PHP_FE(yaz_range, NULL) PHP_FE(yaz_itemorder, NULL) PHP_FE(yaz_es_result, NULL) PHP_FE(yaz_scan, NULL) PHP_FE(yaz_scan_result, second_argument_force_ref) PHP_FE(yaz_present, NULL) PHP_FE(yaz_ccl_conf, NULL) PHP_FE(yaz_ccl_parse, third_argument_force_ref) PHP_FE(yaz_database, NULL) PHP_FE(yaz_sort, NULL) PHP_FE(yaz_schema, NULL) PHP_FE(yaz_set_option, NULL) PHP_FE(yaz_get_option, NULL) {NULL, NULL, NULL} }; static void get_assoc(INTERNAL_FUNCTION_PARAMETERS, pval **id, Yaz_Association *assocp) { Yaz_Association *as = 0; *assocp = 0; #ifdef ZTS tsrm_mutex_lock (yaz_mutex); #endif ZEND_FETCH_RESOURCE(as, Yaz_Association *, id, -1, "YAZ link", le_link); if (as && *as && (*as)->order == YAZSG(assoc_seq) && (*as)->in_use) { *assocp = *as; } else { #ifdef ZTS tsrm_mutex_unlock (yaz_mutex); #endif php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid YAZ handle"); } } static void release_assoc(Yaz_Association assoc) { #ifdef ZTS if (assoc) { tsrm_mutex_unlock(yaz_mutex); } #endif } static const char *array_lookup_string(HashTable *ht, const char *idx) { pval **pvalue; if (ht && zend_hash_find(ht, (char *) idx, strlen(idx) + 1, (void **) &pvalue) == SUCCESS) { SEPARATE_ZVAL(pvalue); convert_to_string(*pvalue); return (*pvalue)->value.str.val; } return 0; } static long *array_lookup_long(HashTable *ht, const char *idx) { pval **pvalue; if (ht && zend_hash_find(ht, (char *) idx, strlen(idx) + 1, (void **) &pvalue) == SUCCESS) { SEPARATE_ZVAL(pvalue); convert_to_long(*pvalue); return &(*pvalue)->value.lval; } return 0; } static long *array_lookup_bool(HashTable *ht, const char *idx) { pval **pvalue; if (ht && zend_hash_find(ht, (char *) idx, strlen(idx) + 1, (void **) &pvalue) == SUCCESS) { SEPARATE_ZVAL(pvalue); convert_to_boolean(*pvalue); return &(*pvalue)->value.lval; } return 0; } static const char *option_get(Yaz_Association as, const char *name) { if (!as) { return 0; } return ZOOM_connection_option_get(as->zoom_conn, name); } static int option_get_int(Yaz_Association as, const char *name, int def) { const char *v; v = ZOOM_connection_option_get(as->zoom_conn, name); if (!v) { return def; } return atoi(v); } static void option_set(Yaz_Association as, const char *name, const char *value) { if (as && value) { ZOOM_connection_option_set(as->zoom_conn, name, value); } } static void option_set_int(Yaz_Association as, const char *name, int v) { if (as) { char s[30]; sprintf (s, "%d", v); ZOOM_connection_option_set(as->zoom_conn, name, s); } } static int strcmp_null(const char *s1, const char *s2) { if (s1 == 0 && s2 == 0) { return 0; } if (s1 == 0 || s2 == 0) { return -1; } return strcmp(s1, s2); } /* {{{ proto int yaz_connect(string zurl [, array options]) Create target with given zurl. Returns positive id if successful. */ PHP_FUNCTION(yaz_connect) { int i; char *cp; char *zurl_str; const char *user_str = 0, *group_str = 0, *pass_str = 0; const char *cookie_str = 0, *proxy_str = 0; const char *charset_str = 0; const char *client_IP = 0; const char *otherInfo[3]; int persistent = 1; int piggyback = 1; pval **zurl, **user = 0; Yaz_Association as; otherInfo[0] = otherInfo[1] = otherInfo[2] = 0; if (ZEND_NUM_ARGS() == 1) { if (zend_get_parameters_ex (1, &zurl) == FAILURE) { WRONG_PARAM_COUNT; } } else if (ZEND_NUM_ARGS() == 2) { if (zend_get_parameters_ex (2, &zurl, &user) == FAILURE) { WRONG_PARAM_COUNT; } if (Z_TYPE_PP(user) == IS_ARRAY) { long *persistent_val; long *piggyback_val; HashTable *ht = Z_ARRVAL_PP(user); user_str = array_lookup_string(ht, "user"); group_str = array_lookup_string(ht, "group"); pass_str = array_lookup_string(ht, "password"); cookie_str = array_lookup_string(ht, "cookie"); proxy_str = array_lookup_string(ht, "proxy"); charset_str = array_lookup_string(ht, "charset"); persistent_val = array_lookup_bool(ht, "persistent"); if (persistent_val) { persistent = *persistent_val; } piggyback_val = array_lookup_bool(ht, "piggyback"); if (piggyback_val) { piggyback = *piggyback_val; } otherInfo[0] = array_lookup_string(ht, "otherInfo0"); otherInfo[1] = array_lookup_string(ht, "otherInfo1"); otherInfo[2] = array_lookup_string(ht, "otherInfo2"); } else { convert_to_string_ex(user); user_str = (*user)->value.str.val; } } else { WRONG_PARAM_COUNT; } convert_to_string_ex(zurl); zurl_str = (*zurl)->value.str.val; for (cp = zurl_str; *cp && strchr("\t\n ", *cp); cp++); if (!*cp) { RETURN_LONG(0); } /* see if we have it already ... */ #ifdef ZTS tsrm_mutex_lock(yaz_mutex); #endif for (i = 0; i < YAZSG(max_links); i++) { as = shared_associations[i]; if (persistent && as && !as->in_use && !strcmp_null(option_get(as, "host"), zurl_str) && !strcmp_null(option_get(as, "proxy"), proxy_str) && !strcmp_null(option_get(as, "user"), user_str) && !strcmp_null(option_get(as, "group"), group_str) && !strcmp_null(option_get(as, "pass"), pass_str) && !strcmp_null(option_get(as, "cookie"), cookie_str) && !strcmp_null(option_get(as, "charset"), charset_str)) break; } if (i == YAZSG(max_links)) { /* we didn't have it (or already in use) */ int i0 = -1; int min_order = 2000000000; /* find completely free slot or the oldest one */ for (i = 0; i < YAZSG(max_links) && shared_associations[i]; i++) { as = shared_associations[i]; if (persistent && !as->in_use && as->order < min_order) { min_order = as->order; i0 = i; } } if (i == YAZSG(max_links)) { i = i0; if (i == -1) { #ifdef ZTS tsrm_mutex_unlock (yaz_mutex); #endif RETURN_LONG(0); /* no free slot */ } else { /* "best" free slot */ yaz_association_destroy(shared_associations[i]); } } shared_associations[i] = as = yaz_association_mk (); option_set(as, "proxy", proxy_str); option_set(as, "user", user_str); option_set(as, "group", group_str); option_set(as, "pass", pass_str); option_set(as, "cookie", cookie_str); option_set(as, "charset", charset_str); } option_set(as, "otherInfo0", otherInfo[0]); option_set(as, "otherInfo1", otherInfo[1]); option_set(as, "otherInfo2", otherInfo[2]); option_set(as, "clientIP", client_IP); option_set(as, "piggyback", piggyback ? "1" : "0"); ZOOM_connection_connect(as->zoom_conn, zurl_str, 0); as->in_use = 1; as->persistent = persistent; as->order = YAZSG(assoc_seq); #ifdef ZTS tsrm_mutex_unlock (yaz_mutex); #endif ZEND_REGISTER_RESOURCE(return_value, &shared_associations[i], le_link); as->zval_resource = Z_LVAL_P(return_value); } /* }}} */ /* {{{ proto int yaz_close(resource id) Destory and close target */ PHP_FUNCTION(yaz_close) { Yaz_Association p; pval **id; if (ZEND_NUM_ARGS() != 1) { WRONG_PARAM_COUNT; } if (zend_get_parameters_ex (1, &id) == FAILURE) { RETURN_FALSE; } get_assoc(INTERNAL_FUNCTION_PARAM_PASSTHRU, id, &p); if (!p) { RETURN_FALSE; } release_assoc(p); zend_list_delete((*id)->value.lval); RETURN_TRUE; } /* }}} */ /* {{{ proto int yaz_search(resource id, string type, string query) Specify query of type for search - returns true if successful */ PHP_FUNCTION(yaz_search) { char *query_str, *type_str; pval **id, **type, **query; Yaz_Association p; if (ZEND_NUM_ARGS() == 3) { if (zend_get_parameters_ex(3, &id, &type, &query) == FAILURE) { WRONG_PARAM_COUNT; } } else { WRONG_PARAM_COUNT; } get_assoc(INTERNAL_FUNCTION_PARAM_PASSTHRU, id, &p); if (!p) { RETURN_FALSE; } convert_to_string_ex(type); type_str = (*type)->value.str.val; convert_to_string_ex(query); query_str = (*query)->value.str.val; ZOOM_resultset_destroy(p->zoom_set); p->zoom_set = 0; if (!strcmp(type_str, "rpn")) { ZOOM_query q = ZOOM_query_create(); ZOOM_query_prefix(q, query_str); if (p->sort_criteria) { ZOOM_query_sortby(q, p->sort_criteria); } xfree(p->sort_criteria); p->sort_criteria = 0; p->zoom_set = ZOOM_connection_search(p->zoom_conn, q); ZOOM_query_destroy(q); RETVAL_TRUE; } if (!strcmp(type_str, "cql")) { ZOOM_query q = ZOOM_query_create(); ZOOM_query_cql(q, query_str); if (p->sort_criteria) { ZOOM_query_sortby(q, p->sort_criteria); } xfree (p->sort_criteria); p->sort_criteria = 0; p->zoom_set = ZOOM_connection_search(p->zoom_conn, q); ZOOM_query_destroy(q); RETVAL_TRUE; } else { RETVAL_FALSE; } release_assoc(p); } /* }}} */ /* {{{ proto int yaz_present(resource id) Retrieve records */ PHP_FUNCTION(yaz_present) { pval **id; Yaz_Association p; if (ZEND_NUM_ARGS() != 1) { WRONG_PARAM_COUNT; } if (zend_get_parameters_ex(1, &id) == FAILURE) { WRONG_PARAM_COUNT; } get_assoc(INTERNAL_FUNCTION_PARAM_PASSTHRU, id, &p); if (!p) { RETURN_FALSE; } if (p->zoom_set) { size_t start = option_get_int(p, "start", 0); size_t count = option_get_int(p, "count", 0); if (count > 0) { ZOOM_resultset_records(p->zoom_set, 0 /* recs */, start, count); } } release_assoc(p); RETURN_TRUE; } /* }}} */ /* {{{ proto int yaz_wait([array options]) Process events. */ PHP_FUNCTION(yaz_wait) { pval **pval_options = 0; int event_mode = 0; int no = 0; ZOOM_connection conn_ar[MAX_ASSOC]; int i, timeout = 15; if (ZEND_NUM_ARGS() == 1) { long *val = 0; long *event_bool = 0; HashTable *options_ht = 0; if (zend_get_parameters_ex(1, &pval_options) == FAILURE) { WRONG_PARAM_COUNT; } if (Z_TYPE_PP(pval_options) != IS_ARRAY) { php_error_docref(NULL TSRMLS_CC, E_WARNING, "Expected array parameter"); RETURN_FALSE; } options_ht = Z_ARRVAL_PP(pval_options); val = array_lookup_long(options_ht, "timeout"); if (val) { timeout = *val; } event_bool = array_lookup_bool(options_ht, "event"); if (event_bool && *event_bool) event_mode = 1; } #ifdef ZTS tsrm_mutex_lock(yaz_mutex); #endif for (i = 0; iorder == YAZSG(assoc_seq)) { char str[20]; sprintf(str, "%d", timeout); ZOOM_connection_option_set(p->zoom_conn, "timeout", str); conn_ar[no++] = p->zoom_conn; } } #ifdef ZTS tsrm_mutex_unlock(yaz_mutex); #endif if (event_mode) { long ev = ZOOM_event(no, conn_ar); if (ev <= 0) { RETURN_FALSE; } else { Yaz_Association p = shared_associations[ev-1]; int event_code = ZOOM_connection_last_event(p->zoom_conn); add_assoc_long(*pval_options, "eventcode", event_code); zend_list_addref(p->zval_resource); Z_LVAL_P(return_value) = p->zval_resource; Z_TYPE_P(return_value) = IS_RESOURCE; return; } } if (no) { while (ZOOM_event (no, conn_ar)) ; } RETURN_TRUE; } /* }}} */ /* {{{ proto int yaz_errno(resource id) Return last error number (>0 for bib-1 diagnostic, <0 for other error, 0 for no error */ PHP_FUNCTION(yaz_errno) { pval **id; Yaz_Association p; if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &id) == FAILURE) { WRONG_PARAM_COUNT; } get_assoc(INTERNAL_FUNCTION_PARAM_PASSTHRU, id, &p); if (!p) { RETURN_LONG(0); } RETVAL_LONG(ZOOM_connection_errcode(p->zoom_conn)); release_assoc(p); } /* }}} */ /* {{{ proto string yaz_error(resource id) Return last error message */ PHP_FUNCTION(yaz_error) { pval **id; Yaz_Association p; if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &id) == FAILURE) { WRONG_PARAM_COUNT; } get_assoc(INTERNAL_FUNCTION_PARAM_PASSTHRU, id, &p); if (p) { int code = ZOOM_connection_errcode(p->zoom_conn); const char *msg = ZOOM_connection_errmsg(p->zoom_conn); if (!code) { msg = ""; } return_value->value.str.len = strlen(msg); return_value->value.str.val = estrndup(msg, return_value->value.str.len); return_value->type = IS_STRING; } release_assoc(p); } /* }}} */ /* {{{ proto string yaz_addinfo(resource id) Return additional info for last error (empty string if none) */ PHP_FUNCTION(yaz_addinfo) { pval **id; Yaz_Association p; if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &id) == FAILURE) { WRONG_PARAM_COUNT; } get_assoc(INTERNAL_FUNCTION_PARAM_PASSTHRU, id, &p); if (p) { const char *addinfo = ZOOM_connection_addinfo(p->zoom_conn); return_value->value.str.len = strlen(addinfo); return_value->value.str.val = estrndup(addinfo, return_value->value.str.len); return_value->type = IS_STRING; } release_assoc(p); } /* }}} */ /* {{{ proto int yaz_hits(resource id) Return number of hits (result count) for last search */ PHP_FUNCTION(yaz_hits) { pval **id; Yaz_Association p; if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &id) == FAILURE) { WRONG_PARAM_COUNT; } get_assoc(INTERNAL_FUNCTION_PARAM_PASSTHRU, id, &p); if (p && p->zoom_set) { RETVAL_LONG(ZOOM_resultset_size(p->zoom_set)); } else { RETVAL_LONG(0); } release_assoc(p); } /* }}} */ static Z_GenericRecord *marc_to_grs1(const char *buf, ODR o) { int entry_p; int record_length; int indicator_length; int identifier_length; int base_address; int length_data_entry; int length_starting; int length_implementation; int max_elements = 256; Z_GenericRecord *r = odr_malloc (o, sizeof(*r)); r->elements = odr_malloc (o, sizeof(*r->elements) * max_elements); r->num_elements = 0; record_length = atoi_n(buf, 5); if (record_length < 25) { return 0; } indicator_length = atoi_n(buf + 10, 1); identifier_length = atoi_n(buf + 11, 1); base_address = atoi_n(buf + 12, 5); length_data_entry = atoi_n(buf + 20, 1); length_starting = atoi_n(buf + 21, 1); length_implementation = atoi_n(buf + 22, 1); for (entry_p = 24; buf[entry_p] != ISO2709_FS; ) { entry_p += 3 + length_data_entry + length_starting; if (entry_p >= record_length) { return 0; } } base_address = entry_p + 1; for (entry_p = 24; buf[entry_p] != ISO2709_FS; ) { Z_TaggedElement *tag; int data_length; int data_offset; int end_offset; int i; char tag_str[4]; int identifier_flag = 1; memcpy(tag_str, buf+entry_p, 3); entry_p += 3; tag_str[3] = '\0'; if ((r->num_elements + 1) >= max_elements) { Z_TaggedElement **tmp = r->elements; /* double array space, throw away old buffer (nibble memory) */ r->elements = odr_malloc(o, sizeof(*r->elements) * (max_elements *= 2)); memcpy(r->elements, tmp, r->num_elements * sizeof(*tmp)); } tag = r->elements[r->num_elements++] = odr_malloc(o, sizeof(*tag)); tag->tagType = odr_malloc(o, sizeof(*tag->tagType)); *tag->tagType = 3; tag->tagOccurrence = 0; tag->metaData = 0; tag->appliedVariant = 0; tag->tagValue = odr_malloc (o, sizeof(*tag->tagValue)); tag->tagValue->which = Z_StringOrNumeric_string; tag->tagValue->u.string = odr_strdup(o, tag_str); tag->content = odr_malloc(o, sizeof(*tag->content)); tag->content->which = Z_ElementData_subtree; tag->content->u.subtree = odr_malloc(o, sizeof(*tag->content->u.subtree)); tag->content->u.subtree->elements = odr_malloc(o, sizeof(*r->elements)); tag->content->u.subtree->num_elements = 1; tag = tag->content->u.subtree->elements[0] = odr_malloc(o, sizeof(**tag->content->u.subtree->elements)); tag->tagType = odr_malloc(o, sizeof(*tag->tagType)); *tag->tagType = 3; tag->tagOccurrence = 0; tag->metaData = 0; tag->appliedVariant = 0; tag->tagValue = odr_malloc(o, sizeof(*tag->tagValue)); tag->tagValue->which = Z_StringOrNumeric_string; tag->content = odr_malloc(o, sizeof(*tag->content)); data_length = atoi_n(buf + entry_p, length_data_entry); entry_p += length_data_entry; data_offset = atoi_n(buf + entry_p, length_starting); entry_p += length_starting; i = data_offset + base_address; end_offset = i + data_length - 1; if (indicator_length > 0 && indicator_length < 5) { if (buf[i + indicator_length] != ISO2709_IDFS) { identifier_flag = 0; } } else if (!memcmp (tag_str, "00", 2)) { identifier_flag = 0; } if (identifier_flag && indicator_length) { /* indicator */ tag->tagValue->u.string = odr_malloc(o, indicator_length + 1); memcpy(tag->tagValue->u.string, buf + i, indicator_length); tag->tagValue->u.string[indicator_length] = '\0'; i += indicator_length; tag->content->which = Z_ElementData_subtree; tag->content->u.subtree = odr_malloc(o, sizeof(*tag->content->u.subtree)); tag->content->u.subtree->elements = odr_malloc(o, 256 * sizeof(*r->elements)); tag->content->u.subtree->num_elements = 0; while (buf[i] != ISO2709_RS && buf[i] != ISO2709_FS && i < end_offset) { int i0; /* prepare tag */ Z_TaggedElement *parent_tag = tag; Z_TaggedElement *tag = odr_malloc (o, sizeof(*tag)); if (parent_tag->content->u.subtree->num_elements < 256) { parent_tag->content->u.subtree->elements[ parent_tag->content->u.subtree->num_elements++] = tag; } tag->tagType = odr_malloc(o, sizeof(*tag->tagType)); *tag->tagType = 3; tag->tagOccurrence = 0; tag->metaData = 0; tag->appliedVariant = 0; tag->tagValue = odr_malloc (o, sizeof(*tag->tagValue)); tag->tagValue->which = Z_StringOrNumeric_string; /* sub field */ tag->tagValue->u.string = odr_malloc(o, identifier_length); memcpy(tag->tagValue->u.string, buf + i + 1, identifier_length - 1); tag->tagValue->u.string[identifier_length - 1] = '\0'; i += identifier_length; /* data ... */ tag->content = odr_malloc(o, sizeof(*tag->content)); tag->content->which = Z_ElementData_string; i0 = i; while ( buf[i] != ISO2709_RS && buf[i] != ISO2709_IDFS && buf[i] != ISO2709_FS && i < end_offset) { i++; } tag->content->u.string = odr_malloc(o, i - i0 + 1); memcpy(tag->content->u.string, buf + i0, i - i0); tag->content->u.string[i - i0] = '\0'; } } else { int i0 = i; tag->tagValue->u.string = "@"; tag->content->which = Z_ElementData_string; while (buf[i] != ISO2709_RS && buf[i] != ISO2709_FS && i < end_offset) { i++; } tag->content->u.string = odr_malloc(o, i - i0 +1); memcpy(tag->content->u.string, buf + i0, i - i0); tag->content->u.string[i-i0] = '\0'; } } return r; } static void retval_grs1(zval *return_value, Z_GenericRecord *p) { Z_GenericRecord *grs[20]; int eno[20]; int level = 0; array_init(return_value); eno[level] = 0; grs[level] = p; while (level >= 0) { zval *my_zval; Z_TaggedElement *e = 0; Z_GenericRecord *p = grs[level]; int i; char tag[256]; int taglen = 0; if (eno[level] >= p->num_elements) { --level; if (level >= 0) { eno[level]++; } continue; } /* eno[level]++; */ *tag = '\0'; for (i = 0; i <= level; i++) { int tag_type = 3; e = grs[i]->elements[eno[i]]; if (e->tagType) { tag_type = *e->tagType; } taglen = strlen(tag); sprintf(tag + taglen, "(%d,", tag_type); taglen = strlen(tag); if (e->tagValue->which == Z_StringOrNumeric_string) { int len = strlen(e->tagValue->u.string); memcpy(tag + taglen, e->tagValue->u.string, len); tag[taglen+len] = '\0'; } else if (e->tagValue->which == Z_StringOrNumeric_numeric) { sprintf(tag + taglen, "%d", *e->tagValue->u.numeric); } taglen = strlen(tag); strcpy(tag + taglen, ")"); } ALLOC_ZVAL(my_zval); array_init(my_zval); INIT_PZVAL(my_zval); add_next_index_string(my_zval, tag, 1); switch (e->content->which) { case Z_ElementData_string: add_next_index_string(my_zval, e->content->u.string, 1); break; case Z_ElementData_numeric: add_next_index_long(my_zval, *e->content->u.numeric); break; case Z_ElementData_trueOrFalse: add_next_index_long(my_zval, *e->content->u.trueOrFalse); break; case Z_ElementData_subtree: level++; grs[level] = e->content->u.subtree; eno[level] = -1; } zend_hash_next_index_insert(return_value->value.ht, (void *) &my_zval, sizeof(zval *), NULL); eno[level]++; } } /* {{{ proto string yaz_record(resource id, int pos, string type) Return record information at given result set position */ PHP_FUNCTION(yaz_record) { pval **pval_id, **pval_pos, **pval_type; Yaz_Association p; int pos; char *type; if (ZEND_NUM_ARGS() != 3) { WRONG_PARAM_COUNT; } if (zend_get_parameters_ex(3, &pval_id, &pval_pos, &pval_type) == FAILURE) { WRONG_PARAM_COUNT; } get_assoc(INTERNAL_FUNCTION_PARAM_PASSTHRU, pval_id, &p); convert_to_long_ex(pval_pos); pos = (*pval_pos)->value.lval; convert_to_string_ex(pval_type); type = (*pval_type)->value.str.val; if (p && p->zoom_set) { ZOOM_record r = ZOOM_resultset_record(p->zoom_set, pos-1); if (!strcmp(type, "string")) { type = "render"; } if (r) { if (!strcmp(type, "array")) { Z_External *ext = (Z_External *) ZOOM_record_get(r, "ext", 0); oident *ent = oid_getentbyoid(ext->direct_reference); if (ext->which == Z_External_grs1 && ent->value == VAL_GRS1) { retval_grs1(return_value, ext->u.grs1); } else if (ext->which == Z_External_octet) { char *buf = (char *) (ext->u.octet_aligned->buf); ODR odr = odr_createmem(ODR_DECODE); Z_GenericRecord *rec = 0; switch (ent->value) { case VAL_SOIF: case VAL_HTML: break; case VAL_TEXT_XML: case VAL_APPLICATION_XML: /* text2grs1(&buf, &len, t->odr_in, 0, 0); */ break; default: rec = marc_to_grs1(buf, odr); } if (rec) { retval_grs1(return_value, rec); } odr_destroy(odr); } } else { int rlen; const char *info = ZOOM_record_get(r, type, &rlen); return_value->value.str.len = (rlen > 0) ? rlen : 0; return_value->value.str.val = estrndup(info, return_value->value.str.len); return_value->type = IS_STRING; } } } release_assoc (p); } /* }}} */ /* {{{ proto int yaz_syntax(resource id, string syntax) Set record syntax for retrieval */ PHP_FUNCTION(yaz_syntax) { pval **pval_id, **pval_syntax; Yaz_Association p; if (ZEND_NUM_ARGS() != 2 || zend_get_parameters_ex(2, &pval_id, &pval_syntax) == FAILURE) { WRONG_PARAM_COUNT; } get_assoc(INTERNAL_FUNCTION_PARAM_PASSTHRU, pval_id, &p); convert_to_string_ex(pval_syntax); option_set(p, "preferredRecordSyntax", (*pval_syntax)->value.str.val); release_assoc(p); } /* }}} */ /* {{{ proto int yaz_element(resource id, string elementsetname) Set Element-Set-Name for retrieval */ PHP_FUNCTION(yaz_element) { pval **pval_id, **pval_element; Yaz_Association p; if (ZEND_NUM_ARGS() != 2 || zend_get_parameters_ex(2, &pval_id, &pval_element) == FAILURE) { WRONG_PARAM_COUNT; } get_assoc(INTERNAL_FUNCTION_PARAM_PASSTHRU, pval_id, &p); convert_to_string_ex(pval_element); option_set(p, "elementSetName", (*pval_element)->value.str.val); release_assoc(p); } /* }}} */ /* {{{ proto int yaz_schema(resource id, string schema) Set Schema for retrieval */ PHP_FUNCTION(yaz_schema) { pval **pval_id, **pval_element; Yaz_Association p; if (ZEND_NUM_ARGS() != 2 || zend_get_parameters_ex(2, &pval_id, &pval_element) == FAILURE) { WRONG_PARAM_COUNT; } get_assoc(INTERNAL_FUNCTION_PARAM_PASSTHRU, pval_id, &p); convert_to_string_ex(pval_element); option_set(p, "schema", (*pval_element)->value.str.val); release_assoc(p); } /* }}} */ /* {{{ proto int yaz_set_option(resource id, mixed options) Set Option(s) for connection */ PHP_FUNCTION(yaz_set_option) { pval **pval_ar, **pval_name, **pval_val, **pval_id; Yaz_Association p; if (ZEND_NUM_ARGS() == 2) { if (zend_get_parameters_ex(2, &pval_id, &pval_ar) == FAILURE) { WRONG_PARAM_COUNT; } if (Z_TYPE_PP(pval_ar) != IS_ARRAY) { WRONG_PARAM_COUNT; } get_assoc(INTERNAL_FUNCTION_PARAM_PASSTHRU, pval_id, &p); if (p) { HashPosition pos; HashTable *ht; zval **ent; ht = Z_ARRVAL_PP(pval_ar); for(zend_hash_internal_pointer_reset_ex(ht, &pos); zend_hash_get_current_data_ex(ht, (void**) &ent, &pos) == SUCCESS; zend_hash_move_forward_ex(ht, &pos) ) { char *key; ulong idx; #if PHP_API_VERSION > 20010101 int type = zend_hash_get_current_key_ex(ht, &key, 0, &idx, 0, &pos); #else int type = zend_hash_get_current_key_ex(ht, &key, 0, &idx, &pos); #endif if (type != HASH_KEY_IS_STRING || Z_TYPE_PP(ent) != IS_STRING) { continue; } option_set(p, key, (*ent)->value.str.val); } release_assoc (p); } } else if (ZEND_NUM_ARGS() == 3) { if (zend_get_parameters_ex(3, &pval_id, &pval_name, &pval_val) == FAILURE) { WRONG_PARAM_COUNT; } get_assoc (INTERNAL_FUNCTION_PARAM_PASSTHRU, pval_id, &p); convert_to_string_ex(pval_name); convert_to_string_ex(pval_val); option_set(p, (*pval_name)->value.str.val, (*pval_val)->value.str.val); release_assoc(p); } else { WRONG_PARAM_COUNT; } } /* }}} */ /* {{{ proto string yaz_get_option(resource id, string name) Set Option(s) for connection */ PHP_FUNCTION(yaz_get_option) { pval **pval_id, **pval_name; Yaz_Association p; if (ZEND_NUM_ARGS() != 2) { WRONG_PARAM_COUNT; } if (zend_get_parameters_ex(2, &pval_id, &pval_name) == FAILURE) { WRONG_PARAM_COUNT; } get_assoc(INTERNAL_FUNCTION_PARAM_PASSTHRU, pval_id, &p); if (p) { const char *name_str, *v; convert_to_string_ex (pval_name); name_str = (*pval_name)->value.str.val; v = option_get(p, name_str); if (!v) { v = ""; } return_value->value.str.len = strlen(v); return_value->value.str.val = estrndup(v, return_value->value.str.len); return_value->type = IS_STRING; } else { RETVAL_FALSE; } release_assoc(p); } /* }}} */ /* {{{ proto int yaz_range(resource id, int start, int number) Set result set start point and number of records to request */ PHP_FUNCTION(yaz_range) { pval **pval_id, **pval_start, **pval_number; Yaz_Association p; if (ZEND_NUM_ARGS() != 3 || zend_get_parameters_ex(3, &pval_id, &pval_start, &pval_number) == FAILURE) { WRONG_PARAM_COUNT; } get_assoc(INTERNAL_FUNCTION_PARAM_PASSTHRU, pval_id, &p); convert_to_long_ex(pval_start); convert_to_long_ex(pval_number); option_set_int(p, "start", (*pval_start)->value.lval - 1); option_set_int(p, "count", (*pval_number)->value.lval); release_assoc(p); } /* }}} */ /* {{{ proto int yaz_sort(resource id, string sortspec) Set result set sorting criteria */ PHP_FUNCTION(yaz_sort) { pval **pval_id, **pval_criteria; Yaz_Association p; if (ZEND_NUM_ARGS() != 2 || zend_get_parameters_ex(2, &pval_id, &pval_criteria) == FAILURE) { WRONG_PARAM_COUNT; } get_assoc(INTERNAL_FUNCTION_PARAM_PASSTHRU, pval_id, &p); if (p) { convert_to_string_ex(pval_criteria); xfree(p->sort_criteria); p->sort_criteria = xstrdup((*pval_criteria)->value.str.val); } release_assoc(p); } /* }}} */ const char *ill_array_lookup (void *handle, const char *name) { return array_lookup_string((HashTable *) handle, name); } /* {{{ proto int yaz_itemorder(resource id, array package) Sends Item Order request */ PHP_FUNCTION(yaz_itemorder) { pval **pval_id, **pval_package; Yaz_Association p; if (ZEND_NUM_ARGS() != 2 || zend_get_parameters_ex(2, &pval_id, &pval_package) == FAILURE) { WRONG_PARAM_COUNT; } if (Z_TYPE_PP(pval_package) != IS_ARRAY) { php_error_docref(NULL TSRMLS_CC, E_WARNING, "Expected array parameter"); RETURN_FALSE; } get_assoc(INTERNAL_FUNCTION_PARAM_PASSTHRU, pval_id, &p); if (p) { ZOOM_options options = ZOOM_options_create(); ZOOM_options_set_callback(options, ill_array_lookup, Z_ARRVAL_PP(pval_package)); ZOOM_package_destroy(p->zoom_package); p->zoom_package = ZOOM_connection_package(p->zoom_conn, options); ZOOM_package_send(p->zoom_package, "itemorder"); ZOOM_options_destroy (options); } release_assoc(p); } /* }}} */ /* {{{ proto int yaz_scan(resource id, type, query [, flags]) Sends Scan Request */ PHP_FUNCTION(yaz_scan) { pval **pval_id, **pval_type, **pval_query, **pval_flags = 0; HashTable *flags_ht = 0; Yaz_Association p; if (ZEND_NUM_ARGS() == 3) { if (zend_get_parameters_ex(3, &pval_id, &pval_type, &pval_query) == FAILURE) { WRONG_PARAM_COUNT; } } else if (ZEND_NUM_ARGS() == 4) { if (zend_get_parameters_ex(4, &pval_id, &pval_type, &pval_query, &pval_flags) == FAILURE) { WRONG_PARAM_COUNT; } if (Z_TYPE_PP(pval_flags) != IS_ARRAY) { php_error_docref(NULL TSRMLS_CC, E_WARNING, "Bad flags parameter"); RETURN_FALSE; } flags_ht = Z_ARRVAL_PP(pval_flags); } else { WRONG_PARAM_COUNT; } convert_to_string_ex(pval_type); convert_to_string_ex(pval_query); get_assoc(INTERNAL_FUNCTION_PARAM_PASSTHRU, pval_id, &p); ZOOM_scanset_destroy(p->zoom_scan); p->zoom_scan = 0; if (p) { option_set(p, "number", array_lookup_string(flags_ht, "number")); option_set(p, "position", array_lookup_string(flags_ht, "position")); option_set(p, "stepSize", array_lookup_string(flags_ht, "stepsize")); p->zoom_scan = ZOOM_connection_scan(p->zoom_conn, Z_STRVAL_PP(pval_query)); } release_assoc(p); } /* }}} */ /* {{{ proto int yaz_es_result(resource id) Inspects Extended Services Result */ PHP_FUNCTION(yaz_es_result) { pval **pval_id; Yaz_Association p; if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &pval_id) == FAILURE) { WRONG_PARAM_COUNT; } array_init(return_value); get_assoc(INTERNAL_FUNCTION_PARAM_PASSTHRU, pval_id, &p); if (p && p->zoom_package) { const char *str = ZOOM_package_option_get(p->zoom_package, "targetReference"); if (str) { add_assoc_string(return_value, "targetReference", (char *) str, 1); } } release_assoc(p); } /* }}} */ /* {{{ proto int yaz_scan_result(resource id [, array options]) Inspects Scan Result */ PHP_FUNCTION(yaz_scan_result) { pval **pval_id, **pval_opt = 0; Yaz_Association p; if (ZEND_NUM_ARGS() == 2) { if (zend_get_parameters_ex(2, &pval_id, &pval_opt) == FAILURE) { WRONG_PARAM_COUNT; } } else if (ZEND_NUM_ARGS() == 1) { if (zend_get_parameters_ex(1, &pval_id) == FAILURE) { WRONG_PARAM_COUNT; } } else { WRONG_PARAM_COUNT; } array_init(return_value); if (pval_opt && array_init(*pval_opt) == FAILURE) { RETURN_FALSE; } get_assoc(INTERNAL_FUNCTION_PARAM_PASSTHRU, pval_id, &p); if (p && p->zoom_scan) { int pos = 0; int occ, len; int size = ZOOM_scanset_size(p->zoom_scan); for (pos = 0; pos < size; pos++) { const char *term = ZOOM_scanset_term(p->zoom_scan, pos, &occ, &len); zval *my_zval; ALLOC_ZVAL(my_zval); array_init(my_zval); INIT_PZVAL(my_zval); add_next_index_string(my_zval, "term", 1); if (term) { add_next_index_stringl(my_zval, (char*) term, len, 1); } else { add_next_index_string(my_zval, "?", 1); } add_next_index_long(my_zval, occ); zend_hash_next_index_insert(return_value->value.ht, (void *) &my_zval, sizeof(zval *), NULL); } if (pval_opt) { const char *v; add_assoc_long(*pval_opt, "number", size); v = ZOOM_scanset_option_get(p->zoom_scan, "stepSize"); if (v) { add_assoc_long(*pval_opt, "stepsize", atoi(v)); } v = ZOOM_scanset_option_get(p->zoom_scan, "position"); if (v) { add_assoc_long(*pval_opt, "position", atoi(v)); } v = ZOOM_scanset_option_get(p->zoom_scan, "scanStatus"); if (v) { add_assoc_long(*pval_opt, "status", atoi(v)); } } } release_assoc(p); } /* }}} */ /* {{{ proto int yaz_ccl_conf(resource id, array package) Configure CCL package */ PHP_FUNCTION(yaz_ccl_conf) { pval **pval_id, **pval_package; Yaz_Association p; if (ZEND_NUM_ARGS() != 2 || zend_get_parameters_ex(2, &pval_id, &pval_package) == FAILURE) { WRONG_PARAM_COUNT; } if (Z_TYPE_PP(pval_package) != IS_ARRAY) { php_error_docref(NULL TSRMLS_CC, E_WARNING, "Expected array parameter"); RETURN_FALSE; } get_assoc(INTERNAL_FUNCTION_PARAM_PASSTHRU, pval_id, &p); if (p) { HashTable *ht = Z_ARRVAL_PP(pval_package); HashPosition pos; zval **ent; char *key; ccl_qual_rm(&p->ccl_parser->bibset); p->ccl_parser->bibset = ccl_qual_mk(); for(zend_hash_internal_pointer_reset_ex(ht, &pos); zend_hash_get_current_data_ex(ht, (void**) &ent, &pos) == SUCCESS; zend_hash_move_forward_ex(ht, &pos) ) { ulong idx; #if PHP_API_VERSION > 20010101 int type = zend_hash_get_current_key_ex(ht, &key, 0, &idx, 0, &pos); #else int type = zend_hash_get_current_key_ex(ht, &key, 0, &idx, &pos); #endif if (type != HASH_KEY_IS_STRING || Z_TYPE_PP(ent) != IS_STRING) { continue; } ccl_qual_fitem(p->ccl_parser->bibset, (*ent)->value.str.val, key); } } release_assoc (p); } /* }}} */ /* {{{ proto int yaz_ccl_parse(resource id, string query, array res) Parse a CCL query */ PHP_FUNCTION(yaz_ccl_parse) { pval **pval_id, **pval_query, **pval_res = 0; Yaz_Association p; if (ZEND_NUM_ARGS() != 3 || zend_get_parameters_ex(3, &pval_id, &pval_query, &pval_res) == FAILURE) { WRONG_PARAM_COUNT; } pval_destructor(*pval_res); array_init(*pval_res); convert_to_string_ex (pval_query); get_assoc(INTERNAL_FUNCTION_PARAM_PASSTHRU, pval_id, &p); if (p) { const char *query_str = (*pval_query)->value.str.val; struct ccl_rpn_node *rpn; struct ccl_token *token_list = ccl_parser_tokenize(p->ccl_parser, query_str); rpn = ccl_parser_find(p->ccl_parser, token_list); ccl_token_del(token_list); add_assoc_long(*pval_res, "errorcode", p->ccl_parser->error_code); if (p->ccl_parser->error_code) { add_assoc_string(*pval_res, "errorstring", (char *) ccl_err_msg(p->ccl_parser->error_code), 1); add_assoc_long(*pval_res, "errorpos", p->ccl_parser->error_pos - query_str); RETVAL_FALSE; } else { WRBUF wrbuf_pqf = wrbuf_alloc(); ccl_pquery(wrbuf_pqf, rpn); add_assoc_stringl(*pval_res, "rpn", wrbuf_buf(wrbuf_pqf), wrbuf_len(wrbuf_pqf), 1); wrbuf_free(wrbuf_pqf, 1); RETVAL_TRUE; } ccl_rpn_delete(rpn); } else { RETVAL_FALSE; } release_assoc(p); } /* }}} */ /* {{{ proto int yaz_database (resource id, string databases) Specify the databases within a session */ PHP_FUNCTION(yaz_database) { pval **pval_id, **pval_database; Yaz_Association p; if (ZEND_NUM_ARGS() != 2 || zend_get_parameters_ex(2, &pval_id, &pval_database) == FAILURE) { WRONG_PARAM_COUNT; } convert_to_string_ex(pval_database); get_assoc(INTERNAL_FUNCTION_PARAM_PASSTHRU, pval_id, &p); option_set(p, "databaseName", (*pval_database)->value.str.val); RETVAL_TRUE; release_assoc(p); } /* }}} */ /* {{{ php_yaz_init_globals */ static void php_yaz_init_globals(zend_yaz_globals *yaz_globals) { yaz_globals->assoc_seq = 0; } /* }}} */ static void yaz_close_session(Yaz_Association *as TSRMLS_DC) { if (*as && (*as)->order == YAZSG(assoc_seq)) { if ((*as)->persistent) { (*as)->in_use = 0; } else { yaz_association_destroy(*as); *as = 0; } } } static void yaz_close_link (zend_rsrc_list_entry *rsrc TSRMLS_DC) { Yaz_Association *as = (Yaz_Association *) rsrc->ptr; yaz_close_session(as TSRMLS_CC); } /* {{{ PHP_INI_BEGIN */ PHP_INI_BEGIN() #if PHP_MAJOR_VERSION >= 5 STD_PHP_INI_ENTRY("yaz.max_links", "100", PHP_INI_ALL, OnUpdateLong, max_links, zend_yaz_globals, yaz_globals) #else STD_PHP_INI_ENTRY("yaz.max_links", "100", PHP_INI_ALL, OnUpdateInt, max_links, zend_yaz_globals, yaz_globals) #endif STD_PHP_INI_ENTRY("yaz.log_file", NULL, PHP_INI_ALL, OnUpdateString, log_file, zend_yaz_globals, yaz_globals) PHP_INI_END() /* }}} */ PHP_MINIT_FUNCTION(yaz) { int i; nmem_init(); #ifdef ZTS yaz_mutex = tsrm_mutex_alloc(); #endif ZEND_INIT_MODULE_GLOBALS(yaz, php_yaz_init_globals, NULL); REGISTER_INI_ENTRIES(); if (YAZSG(log_file)) { yaz_log_init_level(LOG_ALL); yaz_log_init_file(YAZSG(log_file)); } else { yaz_log_init_level(0); } le_link = zend_register_list_destructors_ex (yaz_close_link, 0, "YAZ link", module_number); order_associations = 1; shared_associations = xmalloc(sizeof(*shared_associations) * MAX_ASSOC); for (i = 0; i < MAX_ASSOC; i++) { shared_associations[i] = 0; } return SUCCESS; } PHP_MSHUTDOWN_FUNCTION(yaz) { int i; if (shared_associations) { for (i = 0; i < MAX_ASSOC; i++) { yaz_association_destroy (shared_associations[i]); } xfree(shared_associations); shared_associations = 0; nmem_exit(); } #ifdef ZTS tsrm_mutex_free (yaz_mutex); #endif if (yaz_log_file()) { fclose(yaz_log_file()); } return SUCCESS; } PHP_MINFO_FUNCTION(yaz) { php_info_print_table_start(); php_info_print_table_row(2, "YAZ Support", "enabled"); php_info_print_table_row(2, "YAZ Version", YAZ_VERSION); php_info_print_table_row(2, "ZOOM", "enabled"); php_info_print_table_end(); } PHP_RSHUTDOWN_FUNCTION(yaz) { return SUCCESS; } PHP_RINIT_FUNCTION(yaz) { char pidstr[20]; sprintf(pidstr, "%ld", (long) getpid()); #ifdef ZTS tsrm_mutex_lock(yaz_mutex); #endif YAZSG(assoc_seq) = order_associations++; #ifdef ZTS tsrm_mutex_unlock(yaz_mutex); #endif yaz_log_init_prefix(pidstr); return SUCCESS; } zend_module_entry yaz_module_entry = { #if ZEND_MODULE_API_NO >= 20010901 STANDARD_MODULE_HEADER, #endif "yaz", yaz_functions, PHP_MINIT(yaz), PHP_MSHUTDOWN(yaz), PHP_RINIT(yaz), PHP_RSHUTDOWN(yaz), PHP_MINFO(yaz), #if ZEND_MODULE_API_NO >= 20010901 NO_VERSION_YET, #endif STANDARD_MODULE_PROPERTIES }; #ifdef COMPILE_DL_YAZ ZEND_GET_MODULE(yaz) #endif #endif /* * Local variables: * tab-width: 4 * c-basic-offset: 4 * End: * vim600: sw=4 ts=4 fdm=marker * vim<600: sw=4 ts=4 */