* htmlGetMetaEncoding: * @doc: the document * * Encoding definition lookup in the Meta tags * * Returns the current encoding as flagged in the HTML source */
| 45 | * Returns the current encoding as flagged in the HTML source |
| 46 | */ |
| 47 | const xmlChar * |
| 48 | htmlGetMetaEncoding(htmlDocPtr doc) { |
| 49 | htmlNodePtr cur; |
| 50 | const xmlChar *content; |
| 51 | const xmlChar *encoding; |
| 52 | |
| 53 | if (doc == NULL) |
| 54 | return(NULL); |
| 55 | cur = doc->children; |
| 56 | |
| 57 | /* |
| 58 | * Search the html |
| 59 | */ |
| 60 | while (cur != NULL) { |
| 61 | if ((cur->type == XML_ELEMENT_NODE) && (cur->name != NULL)) { |
| 62 | if (xmlStrEqual(cur->name, BAD_CAST"html")) |
| 63 | break; |
| 64 | if (xmlStrEqual(cur->name, BAD_CAST"head")) |
| 65 | goto found_head; |
| 66 | if (xmlStrEqual(cur->name, BAD_CAST"meta")) |
| 67 | goto found_meta; |
| 68 | } |
| 69 | cur = cur->next; |
| 70 | } |
| 71 | if (cur == NULL) |
| 72 | return(NULL); |
| 73 | cur = cur->children; |
| 74 | |
| 75 | /* |
| 76 | * Search the head |
| 77 | */ |
| 78 | while (cur != NULL) { |
| 79 | if ((cur->type == XML_ELEMENT_NODE) && (cur->name != NULL)) { |
| 80 | if (xmlStrEqual(cur->name, BAD_CAST"head")) |
| 81 | break; |
| 82 | if (xmlStrEqual(cur->name, BAD_CAST"meta")) |
| 83 | goto found_meta; |
| 84 | } |
| 85 | cur = cur->next; |
| 86 | } |
| 87 | if (cur == NULL) |
| 88 | return(NULL); |
| 89 | found_head: |
| 90 | cur = cur->children; |
| 91 | |
| 92 | /* |
| 93 | * Search the meta elements |
| 94 | */ |
| 95 | found_meta: |
| 96 | while (cur != NULL) { |
| 97 | if ((cur->type == XML_ELEMENT_NODE) && (cur->name != NULL)) { |
| 98 | if (xmlStrEqual(cur->name, BAD_CAST"meta")) { |
| 99 | xmlAttrPtr attr = cur->properties; |
| 100 | int http; |
| 101 | const xmlChar *value; |
| 102 | |
| 103 | content = NULL; |
| 104 | http = 0; |