Annotation of embedaddon/php/ext/dom/text.c, revision 1.1.1.2

1.1       misho       1: /*
                      2:    +----------------------------------------------------------------------+
                      3:    | PHP Version 5                                                        |
                      4:    +----------------------------------------------------------------------+
                      5:    | Copyright (c) 1997-2012 The PHP Group                                |
                      6:    +----------------------------------------------------------------------+
                      7:    | This source file is subject to version 3.01 of the PHP license,      |
                      8:    | that is bundled with this package in the file LICENSE, and is        |
                      9:    | available through the world-wide-web at the following url:           |
                     10:    | http://www.php.net/license/3_01.txt                                  |
                     11:    | If you did not receive a copy of the PHP license and are unable to   |
                     12:    | obtain it through the world-wide-web, please send a note to          |
                     13:    | license@php.net so we can mail you a copy immediately.               |
                     14:    +----------------------------------------------------------------------+
                     15:    | Authors: Christian Stocker <chregu@php.net>                          |
                     16:    |          Rob Richards <rrichards@php.net>                            |
                     17:    +----------------------------------------------------------------------+
                     18: */
                     19: 
1.1.1.2 ! misho      20: /* $Id$ */
1.1       misho      21: 
                     22: #ifdef HAVE_CONFIG_H
                     23: #include "config.h"
                     24: #endif
                     25: 
                     26: #include "php.h"
                     27: #if HAVE_LIBXML && HAVE_DOM
                     28: #include "php_dom.h"
                     29: #include "dom_ce.h"
                     30: 
                     31: /* {{{ arginfo */
                     32: ZEND_BEGIN_ARG_INFO_EX(arginfo_dom_text_split_text, 0, 0, 1)
                     33:        ZEND_ARG_INFO(0, offset)
                     34: ZEND_END_ARG_INFO();
                     35: 
                     36: ZEND_BEGIN_ARG_INFO_EX(arginfo_dom_text_is_whitespace_in_element_content, 0, 0, 0)
                     37: ZEND_END_ARG_INFO();
                     38: 
                     39: ZEND_BEGIN_ARG_INFO_EX(arginfo_dom_text_replace_whole_text, 0, 0, 1)
                     40:        ZEND_ARG_INFO(0, content)
                     41: ZEND_END_ARG_INFO();
                     42: 
                     43: ZEND_BEGIN_ARG_INFO_EX(arginfo_dom_text_construct, 0, 0, 0)
                     44:        ZEND_ARG_INFO(0, value)
                     45: ZEND_END_ARG_INFO();
                     46: /* }}} */
                     47: 
                     48: /*
                     49: * class DOMText extends DOMCharacterData 
                     50: *
                     51: * URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#ID-1312295772
                     52: * Since: 
                     53: */
                     54: 
                     55: const zend_function_entry php_dom_text_class_functions[] = {
                     56:        PHP_FALIAS(splitText, dom_text_split_text, arginfo_dom_text_split_text)
                     57:        PHP_FALIAS(isWhitespaceInElementContent, dom_text_is_whitespace_in_element_content, arginfo_dom_text_is_whitespace_in_element_content)
                     58:        PHP_FALIAS(isElementContentWhitespace, dom_text_is_whitespace_in_element_content, arginfo_dom_text_is_whitespace_in_element_content)
                     59:        PHP_FALIAS(replaceWholeText, dom_text_replace_whole_text, arginfo_dom_text_replace_whole_text)
                     60:        PHP_ME(domtext, __construct, arginfo_dom_text_construct, ZEND_ACC_PUBLIC)
                     61:        PHP_FE_END
                     62: };
                     63: 
                     64: /* {{{ proto void DOMText::__construct([string value]); */
                     65: PHP_METHOD(domtext, __construct)
                     66: {
                     67: 
                     68:        zval *id;
                     69:        xmlNodePtr nodep = NULL, oldnode = NULL;
                     70:        dom_object *intern;
                     71:        char *value = NULL;
                     72:        int value_len;
                     73:        zend_error_handling error_handling;
                     74: 
                     75:        zend_replace_error_handling(EH_THROW, dom_domexception_class_entry, &error_handling TSRMLS_CC);
                     76:        if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "O|s", &id, dom_text_class_entry, &value, &value_len) == FAILURE) {
                     77:                zend_restore_error_handling(&error_handling TSRMLS_CC);
                     78:                return;
                     79:        }
                     80: 
                     81:        zend_restore_error_handling(&error_handling TSRMLS_CC);
                     82:        nodep = xmlNewText((xmlChar *) value);
                     83: 
                     84:        if (!nodep) {
                     85:                php_dom_throw_error(INVALID_STATE_ERR, 1 TSRMLS_CC);
                     86:                RETURN_FALSE;
                     87:        }
                     88: 
                     89:        intern = (dom_object *)zend_object_store_get_object(id TSRMLS_CC);
                     90:        if (intern != NULL) {
                     91:                oldnode = dom_object_get_node(intern);
                     92:                if (oldnode != NULL) {
                     93:                        php_libxml_node_free_resource(oldnode  TSRMLS_CC);
                     94:                }
                     95:                php_libxml_increment_node_ptr((php_libxml_node_object *)intern, nodep, (void *)intern TSRMLS_CC);
                     96:        }
                     97: }
                     98: /* }}} end DOMText::__construct */
                     99: 
                    100: /* {{{ wholeText       string  
                    101: readonly=yes 
                    102: URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-Text3-wholeText
                    103: Since: DOM Level 3
                    104: */
                    105: int dom_text_whole_text_read(dom_object *obj, zval **retval TSRMLS_DC)
                    106: {
                    107:        xmlNodePtr node;
                    108:        xmlChar *wholetext = NULL;
                    109: 
                    110:        node = dom_object_get_node(obj);
                    111: 
                    112:        if (node == NULL) {
                    113:                php_dom_throw_error(INVALID_STATE_ERR, 0 TSRMLS_CC);
                    114:                return FAILURE;
                    115:        }
                    116: 
                    117:        /* Find starting text node */
                    118:        while (node->prev && ((node->prev->type == XML_TEXT_NODE) || (node->prev->type == XML_CDATA_SECTION_NODE))) {
                    119:                node = node->prev;
                    120:        }
                    121: 
                    122:        /* concatenate all adjacent text and cdata nodes */
                    123:        while (node && ((node->type == XML_TEXT_NODE) || (node->type == XML_CDATA_SECTION_NODE))) {
                    124:                wholetext = xmlStrcat(wholetext, node->content);
                    125:                node = node->next;
                    126:        }
                    127: 
                    128:        ALLOC_ZVAL(*retval);
                    129:        if (wholetext != NULL) {
                    130:                ZVAL_STRING(*retval, wholetext, 1);
                    131:                xmlFree(wholetext);
                    132:        } else {
                    133:                ZVAL_EMPTY_STRING(*retval);
                    134:        }
                    135: 
                    136:        return SUCCESS;
                    137: }
                    138: 
                    139: /* }}} */
                    140: 
                    141: /* {{{ proto DOMText dom_text_split_text(int offset);
                    142: URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-ID-38853C1D
                    143: Since: 
                    144: */
                    145: PHP_FUNCTION(dom_text_split_text)
                    146: {
                    147:        zval       *id;
                    148:        xmlChar    *cur;
                    149:        xmlChar    *first;
                    150:        xmlChar    *second;
                    151:        xmlNodePtr  node;
                    152:        xmlNodePtr  nnode;
                    153:        long        offset;
                    154:        int         ret;
                    155:        int         length;
                    156:        dom_object      *intern;
                    157: 
                    158:        if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "Ol", &id, dom_text_class_entry, &offset) == FAILURE) {
                    159:                return;
                    160:        }
                    161:        DOM_GET_OBJ(node, id, xmlNodePtr, intern);
                    162: 
                    163:        if (node->type != XML_TEXT_NODE && node->type != XML_CDATA_SECTION_NODE) {
                    164:                RETURN_FALSE;
                    165:        }
                    166: 
                    167:        cur = xmlNodeGetContent(node);
                    168:        if (cur == NULL) {
                    169:                RETURN_FALSE;
                    170:        }
                    171:        length = xmlUTF8Strlen(cur);
                    172: 
                    173:        if (offset > length || offset < 0) {
                    174:                xmlFree(cur);
                    175:                RETURN_FALSE;
                    176:        }
                    177: 
                    178:        first = xmlUTF8Strndup(cur, offset);
                    179:        second = xmlUTF8Strsub(cur, offset, length - offset);
                    180:        
                    181:        xmlFree(cur);
                    182: 
                    183:        xmlNodeSetContent(node, first);
                    184:        nnode = xmlNewDocText(node->doc, second);
                    185:        
                    186:        xmlFree(first);
                    187:        xmlFree(second);
                    188: 
                    189:        if (nnode == NULL) {
                    190:                RETURN_FALSE;
                    191:        }
                    192: 
                    193:        if (node->parent != NULL) {
                    194:                nnode->type = XML_ELEMENT_NODE;
                    195:                xmlAddNextSibling(node, nnode);
                    196:                nnode->type = XML_TEXT_NODE;
                    197:        }
                    198:        
1.1.1.2 ! misho     199:        return_value = php_dom_create_object(nnode, &ret, return_value, intern TSRMLS_CC);
1.1       misho     200: }
                    201: /* }}} end dom_text_split_text */
                    202: 
                    203: /* {{{ proto boolean dom_text_is_whitespace_in_element_content();
                    204: URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-Text3-isWhitespaceInElementContent
                    205: Since: DOM Level 3
                    206: */
                    207: PHP_FUNCTION(dom_text_is_whitespace_in_element_content)
                    208: {
                    209:        zval       *id;
                    210:        xmlNodePtr  node;
                    211:        dom_object      *intern;
                    212: 
                    213:        if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "O", &id, dom_text_class_entry) == FAILURE) {
                    214:                return;
                    215:        }
                    216:        DOM_GET_OBJ(node, id, xmlNodePtr, intern);
                    217: 
                    218:        if (xmlIsBlankNode(node)) {
                    219:                RETURN_TRUE;
                    220:        } else {
                    221:                RETURN_FALSE;
                    222:        }
                    223: }
                    224: /* }}} end dom_text_is_whitespace_in_element_content */
                    225: 
                    226: /* {{{ proto DOMText dom_text_replace_whole_text(string content);
                    227: URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-Text3-replaceWholeText
                    228: Since: DOM Level 3
                    229: */
                    230: PHP_FUNCTION(dom_text_replace_whole_text)
                    231: {
                    232:  DOM_NOT_IMPLEMENTED();
                    233: }
                    234: /* }}} end dom_text_replace_whole_text */
                    235: 
                    236: #endif
                    237: 
                    238: /*
                    239:  * Local variables:
                    240:  * tab-width: 4
                    241:  * c-basic-offset: 4
                    242:  * End:
                    243:  * vim600: noet sw=4 ts=4 fdm=marker
                    244:  * vim<600: noet sw=4 ts=4
                    245:  */

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