diff options
Diffstat (limited to 'main/output.c')
| -rw-r--r-- | main/output.c | 1059 |
1 files changed, 0 insertions, 1059 deletions
diff --git a/main/output.c b/main/output.c deleted file mode 100644 index de5b9faaec..0000000000 --- a/main/output.c +++ /dev/null @@ -1,1059 +0,0 @@ -/* - +----------------------------------------------------------------------+ - | 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. | - +----------------------------------------------------------------------+ - | Authors: Zeev Suraski <zeev@zend.com> | - | Thies C. Arntzen <thies@thieso.net> | - | Marcus Boerger <helly@php.net> | - +----------------------------------------------------------------------+ -*/ - -/* $Id$ */ - -#include "php.h" -#include "ext/standard/head.h" -#include "ext/standard/basic_functions.h" -#include "ext/standard/url_scanner_ex.h" -#if HAVE_ZLIB && !defined(COMPILE_DL_ZLIB) -#include "ext/zlib/php_zlib.h" -#endif -#include "SAPI.h" - -#define OB_DEFAULT_HANDLER_NAME "default output handler" - -/* output functions */ -static int php_ub_body_write(const char *str, uint str_length TSRMLS_DC); -static int php_ub_body_write_no_header(const char *str, uint str_length TSRMLS_DC); -static int php_b_body_write(const char *str, uint str_length TSRMLS_DC); - -static int php_ob_init(uint initial_size, uint block_size, zval *output_handler, uint chunk_size, zend_bool erase TSRMLS_DC); -static void php_ob_append(const char *text, uint text_length TSRMLS_DC); -#if 0 -static void php_ob_prepend(const char *text, uint text_length); -#endif - -#ifdef ZTS -int output_globals_id; -#else -php_output_globals output_globals; -#endif - -/* {{{ php_default_output_func */ -static inline int php_default_output_func(const char *str, uint str_len TSRMLS_DC) -{ - fwrite(str, 1, str_len, stderr); - return str_len; -} -/* }}} */ - -/* {{{ php_output_init_globals */ -static void php_output_init_globals(php_output_globals *output_globals_p TSRMLS_DC) -{ - OG(php_body_write) = php_default_output_func; - OG(php_header_write) = php_default_output_func; - OG(implicit_flush) = 0; - OG(output_start_filename) = NULL; - OG(output_start_lineno) = 0; -} -/* }}} */ - - -/* {{{ php_output_startup - Start output layer */ -PHPAPI void php_output_startup(void) -{ -#ifdef ZTS - ts_allocate_id(&output_globals_id, sizeof(php_output_globals), (ts_allocate_ctor) php_output_init_globals, NULL); -#else - php_output_init_globals(&output_globals TSRMLS_CC); -#endif -} -/* }}} */ - - -/* {{{ php_output_activate - Initilize output global for activation */ -PHPAPI void php_output_activate(TSRMLS_D) -{ - OG(php_body_write) = php_ub_body_write; - OG(php_header_write) = sapi_module.ub_write; - OG(ob_nesting_level) = 0; - OG(ob_lock) = 0; - OG(disable_output) = 0; - OG(output_start_filename) = NULL; - OG(output_start_lineno) = 0; -} -/* }}} */ - - -/* {{{ php_output_set_status - Toggle output status. Do NOT use in application code, only in SAPIs where appropriate. */ -PHPAPI void php_output_set_status(zend_bool status TSRMLS_DC) -{ - OG(disable_output) = !status; -} -/* }}} */ - -/* {{{ php_output_register_constants */ -void php_output_register_constants(TSRMLS_D) -{ - REGISTER_MAIN_LONG_CONSTANT("PHP_OUTPUT_HANDLER_START", PHP_OUTPUT_HANDLER_START, CONST_CS | CONST_PERSISTENT); - REGISTER_MAIN_LONG_CONSTANT("PHP_OUTPUT_HANDLER_CONT", PHP_OUTPUT_HANDLER_CONT, CONST_CS | CONST_PERSISTENT); - REGISTER_MAIN_LONG_CONSTANT("PHP_OUTPUT_HANDLER_END", PHP_OUTPUT_HANDLER_END, CONST_CS | CONST_PERSISTENT); -} -/* }}} */ - - -/* {{{ php_body_wirte - * Write body part */ -PHPAPI int php_body_write(const char *str, uint str_length TSRMLS_DC) -{ - return OG(php_body_write)(str, str_length TSRMLS_CC); -} -/* }}} */ - -/* {{{ php_header_wirte - * Write HTTP header */ -PHPAPI int php_header_write(const char *str, uint str_length TSRMLS_DC) -{ - if (OG(disable_output)) { - return 0; - } else { - return OG(php_header_write)(str, str_length TSRMLS_CC); - } -} -/* }}} */ - -/* {{{ php_start_ob_buffer - * Start output buffering */ -PHPAPI int php_start_ob_buffer(zval *output_handler, uint chunk_size, zend_bool erase TSRMLS_DC) -{ - uint initial_size, block_size; - - if (OG(ob_lock)) { - if (SG(headers_sent) && !SG(request_info).headers_only) { - OG(php_body_write) = php_ub_body_write_no_header; - } else { - OG(php_body_write) = php_ub_body_write; - } - OG(ob_nesting_level) = 0; - php_error_docref("ref.outcontrol" TSRMLS_CC, E_ERROR, "Cannot use output buffering in output buffering display handlers"); - return FAILURE; - } - if (chunk_size) { - if (chunk_size==1) { - chunk_size = 4096; - } - initial_size = (chunk_size*3/2); - block_size = chunk_size/2; - } else { - initial_size = 40*1024; - block_size = 10*1024; - } - return php_ob_init(initial_size, block_size, output_handler, chunk_size, erase TSRMLS_CC); -} -/* }}} */ - -/* {{{ php_start_ob_buffer_named - * Start output buffering */ -PHPAPI int php_start_ob_buffer_named(const char *output_handler_name, uint chunk_size, zend_bool erase TSRMLS_DC) -{ - zval *output_handler; - int result; - - ALLOC_INIT_ZVAL(output_handler); - Z_STRLEN_P(output_handler) = strlen(output_handler_name); /* this can be optimized */ - Z_STRVAL_P(output_handler) = estrndup(output_handler_name, Z_STRLEN_P(output_handler)); - Z_TYPE_P(output_handler) = IS_STRING; - result = php_start_ob_buffer(output_handler, chunk_size, erase TSRMLS_CC); - zval_dtor(output_handler); - FREE_ZVAL(output_handler); - return result; -} -/* }}} */ - -/* {{{ php_end_ob_buffer - * End output buffering (one level) */ -PHPAPI void php_end_ob_buffer(zend_bool send_buffer, zend_bool just_flush TSRMLS_DC) -{ - char *final_buffer=NULL; - unsigned int final_buffer_length=0; - zval *alternate_buffer=NULL; - char *to_be_destroyed_buffer, *to_be_destroyed_handler_name; - char *to_be_destroyed_handled_output[2] = { 0, 0 }; - int status; - php_ob_buffer *prev_ob_buffer_p=NULL; - php_ob_buffer orig_ob_buffer; - - if (OG(ob_nesting_level)==0) { - return; - } - status = 0; - if (!OG(active_ob_buffer).status & PHP_OUTPUT_HANDLER_START) { - /* our first call */ - status |= PHP_OUTPUT_HANDLER_START; - } - if (just_flush) { - status |= PHP_OUTPUT_HANDLER_CONT; - } else { - status |= PHP_OUTPUT_HANDLER_END; - } - -#if 0 - { - FILE *fp; - fp = fopen("/tmp/ob_log", "a"); - fprintf(fp, "NestLevel: %d ObStatus: %d HandlerName: %s\n", OG(ob_nesting_level), status, OG(active_ob_buffer).handler_name); - fclose(fp); - } -#endif - - if (OG(active_ob_buffer).internal_output_handler) { - final_buffer = OG(active_ob_buffer).internal_output_handler_buffer; - final_buffer_length = OG(active_ob_buffer).internal_output_handler_buffer_size; - OG(active_ob_buffer).internal_output_handler(OG(active_ob_buffer).buffer, OG(active_ob_buffer).text_length, &final_buffer, &final_buffer_length, status TSRMLS_CC); - } else if (OG(active_ob_buffer).output_handler) { - zval **params[2]; - zval *orig_buffer; - zval *z_status; - - ALLOC_INIT_ZVAL(orig_buffer); - ZVAL_STRINGL(orig_buffer, OG(active_ob_buffer).buffer, OG(active_ob_buffer).text_length, 1); - orig_buffer->refcount=2; /* don't let call_user_function() destroy our buffer */ - orig_buffer->is_ref=1; - - ALLOC_INIT_ZVAL(z_status); - ZVAL_LONG(z_status, status); - - params[0] = &orig_buffer; - params[1] = &z_status; - OG(ob_lock) = 1; - if (call_user_function_ex(CG(function_table), NULL, OG(active_ob_buffer).output_handler, &alternate_buffer, 2, params, 1, NULL TSRMLS_CC)==SUCCESS) { - if (!(Z_TYPE_P(alternate_buffer)==IS_BOOL && Z_BVAL_P(alternate_buffer)==0)) { - convert_to_string_ex(&alternate_buffer); - final_buffer = Z_STRVAL_P(alternate_buffer); - final_buffer_length = Z_STRLEN_P(alternate_buffer); - } - } - OG(ob_lock) = 0; - zval_ptr_dtor(&OG(active_ob_buffer).output_handler); - orig_buffer->refcount -=2; - if (orig_buffer->refcount <= 0) { /* free the zval */ - zval_dtor(orig_buffer); - FREE_ZVAL(orig_buffer); - } - zval_ptr_dtor(&z_status); - } - - if (!final_buffer) { - final_buffer = OG(active_ob_buffer).buffer; - final_buffer_length = OG(active_ob_buffer).text_length; - } - - if (OG(ob_nesting_level)==1) { /* end buffering */ - if (SG(headers_sent) && !SG(request_info).headers_only) { - OG(php_body_write) = php_ub_body_write_no_header; - } else { - OG(php_body_write) = php_ub_body_write; - } - } - - to_be_destroyed_buffer = OG(active_ob_buffer).buffer; - to_be_destroyed_handler_name = OG(active_ob_buffer).handler_name; - if (OG(active_ob_buffer).internal_output_handler - && (final_buffer != OG(active_ob_buffer).internal_output_handler_buffer) - && (final_buffer != OG(active_ob_buffer).buffer)) { - to_be_destroyed_handled_output[0] = final_buffer; - } - - if (!just_flush) { - if (OG(active_ob_buffer).internal_output_handler) { - to_be_destroyed_handled_output[1] = OG(active_ob_buffer).internal_output_handler_buffer; - } - } - if (OG(ob_nesting_level)>1) { /* restore previous buffer */ - zend_stack_top(&OG(ob_buffers), (void **) &prev_ob_buffer_p); - orig_ob_buffer = OG(active_ob_buffer); - OG(active_ob_buffer) = *prev_ob_buffer_p; - zend_stack_del_top(&OG(ob_buffers)); - if (!just_flush && OG(ob_nesting_level)==2) { /* destroy the stack */ - zend_stack_destroy(&OG(ob_buffers)); - } - } - OG(ob_nesting_level)--; - - if (send_buffer) { - OG(php_body_write)(final_buffer, final_buffer_length TSRMLS_CC); - } - - if (just_flush) { /* we restored the previous ob, return to the current */ - if (prev_ob_buffer_p) { - zend_stack_push(&OG(ob_buffers), &OG(active_ob_buffer), sizeof(php_ob_buffer)); - OG(active_ob_buffer) = orig_ob_buffer; - } - OG(ob_nesting_level)++; - } - - if (alternate_buffer) { - zval_ptr_dtor(&alternate_buffer); - } - - if (status & PHP_OUTPUT_HANDLER_END) { - efree(to_be_destroyed_handler_name); - } - if (!just_flush) { - efree(to_be_destroyed_buffer); - } else { - OG(active_ob_buffer).text_length = 0; - OG(active_ob_buffer).status |= PHP_OUTPUT_HANDLER_START; - OG(php_body_write) = php_b_body_write; - } - if (to_be_destroyed_handled_output[0]) { - efree(to_be_destroyed_handled_output[0]); - } - if (to_be_destroyed_handled_output[1]) { - efree(to_be_destroyed_handled_output[1]); - } -} -/* }}} */ - -/* {{{ php_end_ob_buffers - * End output buffering (all buffers) */ -PHPAPI void php_end_ob_buffers(zend_bool send_buffer TSRMLS_DC) -{ - while (OG(ob_nesting_level)!=0) { - php_end_ob_buffer(send_buffer, 0 TSRMLS_CC); - } -} -/* }}} */ - -/* {{{ php_start_implicit_flush - */ -PHPAPI void php_start_implicit_flush(TSRMLS_D) -{ - OG(implicit_flush)=1; -} -/* }}} */ - -/* {{{ php_end_implicit_flush - */ -PHPAPI void php_end_implicit_flush(TSRMLS_D) -{ - OG(implicit_flush)=0; -} -/* }}} */ - -/* {{{ php_ob_set_internal_handler - */ -PHPAPI void php_ob_set_internal_handler(php_output_handler_func_t internal_output_handler, uint buffer_size, char *handler_name, zend_bool erase TSRMLS_DC) -{ - if (OG(ob_nesting_level)==0 || OG(active_ob_buffer).internal_output_handler || strcmp(OG(active_ob_buffer).handler_name, OB_DEFAULT_HANDLER_NAME)) { - php_start_ob_buffer(NULL, buffer_size, erase TSRMLS_CC); - } - - OG(active_ob_buffer).internal_output_handler = internal_output_handler; - OG(active_ob_buffer).internal_output_handler_buffer = (char *) emalloc(buffer_size); - OG(active_ob_buffer).internal_output_handler_buffer_size = buffer_size; - if (OG(active_ob_buffer).handler_name) { - efree(OG(active_ob_buffer).handler_name); - } - OG(active_ob_buffer).handler_name = estrdup(handler_name); - OG(active_ob_buffer).erase = erase; -} -/* }}} */ - -/* - * Output buffering - implementation - */ - -/* {{{ php_ob_allocate - */ -static inline void php_ob_allocate(TSRMLS_D) -{ - if (OG(active_ob_buffer).size<OG(active_ob_buffer).text_length) { - while (OG(active_ob_buffer).size <= OG(active_ob_buffer).text_length) { - OG(active_ob_buffer).size+=OG(active_ob_buffer).block_size; - } - - OG(active_ob_buffer).buffer = (char *) erealloc(OG(active_ob_buffer).buffer, OG(active_ob_buffer).size+1); - } -} -/* }}} */ - -/* {{{ php_ob_init_conflict - * Returns 1 if handler_set is already used and generates error message - */ -PHPAPI int php_ob_init_conflict(char *handler_new, char *handler_set TSRMLS_DC) -{ - if (php_ob_handler_used(handler_set TSRMLS_CC)) { - php_error_docref("ref.outcontrol" TSRMLS_CC, E_WARNING, "output handler '%s' conflicts with '%s'", handler_new, handler_set); - return 1; - } - return 0; -} -/* }}} */ - -/* {{{ php_ob_init_named - */ -static int php_ob_init_named(uint initial_size, uint block_size, char *handler_name, zval *output_handler, uint chunk_size, zend_bool erase TSRMLS_DC) -{ - if (OG(ob_nesting_level)>0) { -#if HAVE_ZLIB && !defined(COMPILE_DL_ZLIB) - if (!strncmp(handler_name, "ob_gzhandler", sizeof("ob_gzhandler")) && php_ob_gzhandler_check(TSRMLS_C)) { - return FAILURE; - } -#endif - if (OG(ob_nesting_level)==1) { /* initialize stack */ - zend_stack_init(&OG(ob_buffers)); - } - zend_stack_push(&OG(ob_buffers), &OG(active_ob_buffer), sizeof(php_ob_buffer)); - } - OG(ob_nesting_level)++; - OG(active_ob_buffer).block_size = block_size; - OG(active_ob_buffer).size = initial_size; - OG(active_ob_buffer).buffer = (char *) emalloc(initial_size+1); - OG(active_ob_buffer).text_length = 0; - OG(active_ob_buffer).output_handler = output_handler; - OG(active_ob_buffer).chunk_size = chunk_size; - OG(active_ob_buffer).status = 0; - OG(active_ob_buffer).internal_output_handler = NULL; - OG(active_ob_buffer).handler_name = estrdup(handler_name&&handler_name[0]?handler_name:OB_DEFAULT_HANDLER_NAME); - OG(active_ob_buffer).erase = erase; - OG(php_body_write) = php_b_body_write; - return SUCCESS; -} -/* }}} */ - -/* {{{ php_ob_handler_from_string - * Create zval output handler from string - */ -static zval* php_ob_handler_from_string(const char *handler_name TSRMLS_DC) -{ - zval *output_handler; - - ALLOC_INIT_ZVAL(output_handler); - Z_STRLEN_P(output_handler) = strlen(handler_name); /* this can be optimized */ - Z_STRVAL_P(output_handler) = estrndup(handler_name, Z_STRLEN_P(output_handler)); - Z_TYPE_P(output_handler) = IS_STRING; - return output_handler; -} -/* }}} */ - -/* {{{ php_ob_init - */ -static int php_ob_init(uint initial_size, uint block_size, zval *output_handler, uint chunk_size, zend_bool erase TSRMLS_DC) -{ - int result, len; - char *handler_name, *next_handler_name; - HashPosition pos; - zval **tmp; - zval *handler_zval; - - if (output_handler && output_handler->type == IS_STRING) { - handler_name = Z_STRVAL_P(output_handler); - while ((next_handler_name=strchr(handler_name, ',')) != NULL) { - len = next_handler_name-handler_name; - next_handler_name = estrndup(handler_name, len); - handler_zval = php_ob_handler_from_string(next_handler_name TSRMLS_CC); - result = php_ob_init_named(initial_size, block_size, next_handler_name, handler_zval, chunk_size, erase TSRMLS_CC); - if (result != SUCCESS) { - zval_dtor(handler_zval); - FREE_ZVAL(handler_zval); - } - handler_name += len+1; - efree(next_handler_name); - } - handler_zval = php_ob_handler_from_string(handler_name TSRMLS_CC); - result = php_ob_init_named(initial_size, block_size, handler_name, handler_zval, chunk_size, erase TSRMLS_CC); - if (result != SUCCESS) { - zval_dtor(handler_zval); - FREE_ZVAL(handler_zval); - } - } else if (output_handler && output_handler->type == IS_ARRAY) { - /* do we have array(object,method) */ - if (zend_is_callable(output_handler, 1, &handler_name)) { - SEPARATE_ZVAL(&output_handler); - output_handler->refcount++; - result = php_ob_init_named(initial_size, block_size, handler_name, output_handler, chunk_size, erase TSRMLS_CC); - efree(handler_name); - } else { - /* init all array elements recursively */ - zend_hash_internal_pointer_reset_ex(Z_ARRVAL_P(output_handler), &pos); - while (zend_hash_get_current_data_ex(Z_ARRVAL_P(output_handler), (void **)&tmp, &pos) == SUCCESS) { - result = php_ob_init(initial_size, block_size, *tmp, chunk_size, erase TSRMLS_CC); - zend_hash_move_forward_ex(Z_ARRVAL_P(output_handler), &pos); - } - } - } else if (output_handler && output_handler->type == IS_OBJECT) { - php_error_docref(NULL TSRMLS_CC, E_ERROR, "No method name given: use ob_start(array($object,'method')) to specify instance $object and the name of a method of class %s to use as output handler", Z_OBJCE_P(output_handler)->name); - result = FAILURE; - } else { - if (output_handler) { - SEPARATE_ZVAL(&output_handler); - output_handler->refcount++; - } - result = php_ob_init_named(initial_size, block_size, OB_DEFAULT_HANDLER_NAME, output_handler, chunk_size, erase TSRMLS_CC); - } - return result; -} -/* }}} */ - -/* {{{ php_ob_list_each - */ -static int php_ob_list_each(php_ob_buffer *ob_buffer, zval *ob_handler_array) -{ - add_next_index_string(ob_handler_array, ob_buffer->handler_name, 1); - return 0; -} -/* }}} */ - -/* {{{ proto false|array ob_list_handlers() - * List all output_buffers in an array - */ -PHP_FUNCTION(ob_list_handlers) -{ - if (ZEND_NUM_ARGS()!=0) { - ZEND_WRONG_PARAM_COUNT(); - RETURN_FALSE; - } - - array_init(return_value); - if (OG(ob_nesting_level)) { - if (OG(ob_nesting_level)>1) { - zend_stack_apply_with_argument(&OG(ob_buffers), ZEND_STACK_APPLY_BOTTOMUP, (int (*)(void *element, void *)) php_ob_list_each, return_value); - } - php_ob_list_each(&OG(active_ob_buffer), return_value); - } -} -/* }}} */ - -/* {{{ php_ob_used_each - * Sets handler_name to NULL is found - */ -static int php_ob_handler_used_each(php_ob_buffer *ob_buffer, char **handler_name) -{ - if (!strcmp(ob_buffer->handler_name, *handler_name)) { - *handler_name = NULL; - return 1; - } - return 0; -} -/* }}} */ - -/* {{{ php_ob_used - * returns 1 if given handler_name is used as output_handler - */ -PHPAPI int php_ob_handler_used(char *handler_name TSRMLS_DC) -{ - char *tmp = handler_name; - - if (OG(ob_nesting_level)) { - if (!strcmp(OG(active_ob_buffer).handler_name, handler_name)) { - return 1; - } - if (OG(ob_nesting_level)>1) { - zend_stack_apply_with_argument(&OG(ob_buffers), ZEND_STACK_APPLY_BOTTOMUP, (int (*)(void *element, void *)) php_ob_handler_used_each, &tmp); - } - } - return tmp ? 0 : 1; -} -/* }}} */ - -/* {{{ php_ob_append - */ -static inline void php_ob_append(const char *text, uint text_length TSRMLS_DC) -{ - char *target; - int original_ob_text_length; - - original_ob_text_length=OG(active_ob_buffer).text_length; - OG(active_ob_buffer).text_length = OG(active_ob_buffer).text_length + text_length; - - php_ob_allocate(TSRMLS_C); - target = OG(active_ob_buffer).buffer+original_ob_text_length; - memcpy(target, text, text_length); - target[text_length]=0; - - /* If implicit_flush is On or chunked buffering, send contents to next buffer and return. */ - if (OG(active_ob_buffer).chunk_size - && OG(active_ob_buffer).text_length >= OG(active_ob_buffer).chunk_size) { - zval *output_handler = OG(active_ob_buffer).output_handler; - - if (output_handler) { - output_handler->refcount++; - } - php_end_ob_buffer(1, 1 TSRMLS_CC); - return; - } -} -/* }}} */ - -#if 0 -static inline void php_ob_prepend(const char *text, uint text_length) -{ - char *p, *start; - TSRMLS_FETCH(); - - OG(active_ob_buffer).text_length += text_length; - php_ob_allocate(TSRMLS_C); - - /* php_ob_allocate() may change OG(ob_buffer), so we can't initialize p&start earlier */ - p = OG(ob_buffer)+OG(ob_text_length); - start = OG(ob_buffer); - - while (--p>=start) { - p[text_length] = *p; - } - memcpy(OG(ob_buffer), text, text_length); - OG(ob_buffer)[OG(active_ob_buffer).text_length]=0; -} -#endif - - -/* {{{ php_ob_get_buffer - * Return the current output buffer */ -PHPAPI int php_ob_get_buffer(zval *p TSRMLS_DC) -{ - if (OG(ob_nesting_level)==0) { - return FAILURE; - } - ZVAL_STRINGL(p, OG(active_ob_buffer).buffer, OG(active_ob_buffer).text_length, 1); - return SUCCESS; -} -/* }}} */ - -/* {{{ php_ob_get_length - * Return the size of the current output buffer */ -PHPAPI int php_ob_get_length(zval *p TSRMLS_DC) -{ - if (OG(ob_nesting_level) == 0) { - return FAILURE; - } - ZVAL_LONG(p, OG(active_ob_buffer).text_length); - return SUCCESS; -} -/* }}} */ - -/* - * Wrapper functions - implementation - */ - - -/* buffered output function */ -static int php_b_body_write(const char *str, uint str_length TSRMLS_DC) -{ - php_ob_append(str, str_length TSRMLS_CC); - return str_length; -} - -/* {{{ php_ub_body_write_no_header - */ -static int php_ub_body_write_no_header(const char *str, uint str_length TSRMLS_DC) -{ - int result; - - if (OG(disable_output)) { - return 0; - } - - result = OG(php_header_write)(str, str_length TSRMLS_CC); - - if (OG(implicit_flush)) { - sapi_flush(TSRMLS_C); - } - - return result; -} -/* }}} */ - -/* {{{ php_ub_body_write - */ -static int php_ub_body_write(const char *str, uint str_length TSRMLS_DC) -{ - int result = 0; - - if (SG(request_info).headers_only) { - php_header(); - zend_bailout(); - } - if (php_header()) { - if (zend_is_compiling(TSRMLS_C)) { - OG(output_start_filename) = zend_get_compiled_filename(TSRMLS_C); - OG(output_start_lineno) = zend_get_compiled_lineno(TSRMLS_C); - } else if (zend_is_executing(TSRMLS_C)) { - OG(output_start_filename) = zend_get_executed_filename(TSRMLS_C); - OG(output_start_lineno) = zend_get_executed_lineno(TSRMLS_C); - } - - OG(php_body_write) = php_ub_body_write_no_header; - result = php_ub_body_write_no_header(str, str_length TSRMLS_CC); - } - - return result; -} -/* }}} */ - -/* - * HEAD support - */ - -/* {{{ proto bool ob_start([ string|array user_function [, int chunk_size [, bool erase]]]) - Turn on Output Buffering (specifying an optional output handler). */ -PHP_FUNCTION(ob_start) -{ - zval *output_handler=NULL; - uint chunk_size=0; - zend_bool erase=1; - int argc = ZEND_NUM_ARGS(); - - if (zend_parse_parameters(argc TSRMLS_CC, "|zlb", &output_handler, &chunk_size, &erase) == FAILURE) { - RETURN_FALSE; - } - - if (php_start_ob_buffer(output_handler, chunk_size, erase TSRMLS_CC)==FAILURE) { - RETURN_FALSE; - } - RETURN_TRUE; -} -/* }}} */ - -/* {{{ proto bool ob_flush(void) - Flush (send) contents of the output buffer. The last buffer content is sent to next buffer */ -PHP_FUNCTION(ob_flush) -{ - if (ZEND_NUM_ARGS() != 0) { - ZEND_WRONG_PARAM_COUNT(); - } - - if (!OG(ob_nesting_level)) { - php_error_docref("ref.outcontrol" TSRMLS_CC, E_NOTICE, "failed to flush buffer. No buffer to flush."); - RETURN_FALSE; - } - - php_end_ob_buffer(1, 1 TSRMLS_CC); - RETURN_TRUE; -} -/* }}} */ - - -/* {{{ proto bool ob_clean(void) - Clean (delete) the current output buffer */ -PHP_FUNCTION(ob_clean) -{ - if (ZEND_NUM_ARGS() != 0) { - ZEND_WRONG_PARAM_COUNT(); - } - - if (!OG(ob_nesting_level)) { - php_error_docref("ref.outcontrol" TSRMLS_CC, E_NOTICE, "failed to delete buffer. No buffer to delete."); - RETURN_FALSE; - } - - if (!OG(active_ob_buffer).status && !OG(active_ob_buffer).erase) { - php_error_docref("ref.outcontrol" TSRMLS_CC, E_NOTICE, "failed to delete buffer %s.", OG(active_ob_buffer).handler_name); - RETURN_FALSE; - } - - php_end_ob_buffer(0, 1 TSRMLS_CC); - RETURN_TRUE; -} -/* }}} */ - -/* {{{ proto bool ob_end_flush(void) - Flush (send) the output buffer, and delete current output buffer */ -PHP_FUNCTION(ob_end_flush) -{ - if (ZEND_NUM_ARGS() != 0) { - ZEND_WRONG_PARAM_COUNT(); - } - - if (!OG(ob_nesting_level)) { - php_error_docref("ref.outcontrol" TSRMLS_CC, E_NOTICE, "failed to delete and flush buffer. No buffer to delete or flush."); - RETURN_FALSE; - } - if (OG(ob_nesting_level) && !OG(active_ob_buffer).status && !OG(active_ob_buffer).erase) { - php_error_docref("ref.outcontrol" TSRMLS_CC, E_NOTICE, "failed to delete buffer %s.", OG(active_ob_buffer).handler_name); - RETURN_FALSE; - } - - php_end_ob_buffer(1, 0 TSRMLS_CC); - RETURN_TRUE; -} -/* }}} */ - -/* {{{ proto bool ob_end_clean(void) - Clean the output buffer, and delete current output buffer */ -PHP_FUNCTION(ob_end_clean) -{ - if (ZEND_NUM_ARGS() != 0) { - ZEND_WRONG_PARAM_COUNT(); - } - - if (!OG(ob_nesting_level)) { - php_error_docref("ref.outcontrol" TSRMLS_CC, E_NOTICE, "failed to delete buffer. No buffer to delete."); - RETURN_FALSE; - } - if (OG(ob_nesting_level) && !OG(active_ob_buffer).status && !OG(active_ob_buffer).erase) { - php_error_docref("ref.outcontrol" TSRMLS_CC, E_NOTICE, "failed to delete buffer %s.", OG(active_ob_buffer).handler_name); - RETURN_FALSE; - } - - php_end_ob_buffer(0, 0 TSRMLS_CC); - RETURN_TRUE; -} -/* }}} */ - -/* {{{ proto bool ob_get_flush(void) - Get current buffer contents, flush (send) the output buffer, and delete current output buffer */ -PHP_FUNCTION(ob_get_flush) -{ - if (ZEND_NUM_ARGS() != 0) { - ZEND_WRONG_PARAM_COUNT(); - } - - /* get contents */ - if (php_ob_get_buffer(return_value TSRMLS_CC)==FAILURE) { - RETURN_FALSE; - } - /* error checks */ - if (!OG(ob_nesting_level)) { - php_error_docref("ref.outcontrol" TSRMLS_CC, E_NOTICE, "failed to delete and flush buffer. No buffer to delete or flush."); - RETURN_FALSE; - } - if (OG(ob_nesting_level) && !OG(active_ob_buffer).status && !OG(active_ob_buffer).erase) { - php_error_docref("ref.outcontrol" TSRMLS_CC, E_NOTICE, "failed to delete buffer %s.", OG(active_ob_buffer).handler_name); - RETURN_FALSE; - } - /* flush */ - php_end_ob_buffer(1, 0 TSRMLS_CC); -} -/* }}} */ - -/* {{{ proto bool ob_get_clean(void) - Get current buffer contents and delete current output buffer */ -PHP_FUNCTION(ob_get_clean) -{ - if (ZEND_NUM_ARGS() != 0) - ZEND_WRONG_PARAM_COUNT(); - - /* get contents */ - if (php_ob_get_buffer(return_value TSRMLS_CC)==FAILURE) { - RETURN_FALSE; - } - /* error checks */ - if (!OG(ob_nesting_level)) { - php_error_docref("ref.outcontrol" TSRMLS_CC, E_NOTICE, "failed to delete buffer. No buffer to delete."); - RETURN_FALSE; - } - if (OG(ob_nesting_level) && !OG(active_ob_buffer).status && !OG(active_ob_buffer).erase) { - php_error_docref("ref.outcontrol" TSRMLS_CC, E_NOTICE, "failed to delete buffer %s.", OG(active_ob_buffer).handler_name); - RETURN_FALSE; - } - /* delete buffer */ - php_end_ob_buffer(0, 0 TSRMLS_CC); -} -/* }}} */ - -/* {{{ proto string ob_get_contents(void) - Return the contents of the output buffer */ -PHP_FUNCTION(ob_get_contents) -{ - if (ZEND_NUM_ARGS() != 0) { - ZEND_WRONG_PARAM_COUNT(); - } - - if (php_ob_get_buffer(return_value TSRMLS_CC)==FAILURE) { - RETURN_FALSE; - } -} -/* }}} */ - -/* {{{ proto int ob_get_level(void) - Return the nesting level of the output buffer */ -PHP_FUNCTION(ob_get_level) -{ - if (ZEND_NUM_ARGS() != 0) { - ZEND_WRONG_PARAM_COUNT(); - } - - RETURN_LONG (OG(ob_nesting_level)); -} -/* }}} */ - -/* {{{ proto int ob_get_length(void) - Return the length of the output buffer */ -PHP_FUNCTION(ob_get_length) -{ - if (ZEND_NUM_ARGS() != 0) { - ZEND_WRONG_PARAM_COUNT(); - } - - if (php_ob_get_length(return_value TSRMLS_CC)==FAILURE) { - RETURN_FALSE; - } -} -/* }}} */ - -/* {{{ int php_ob_buffer_status(php_ob_buffer *ob_buffer, zval *result) */ -static int php_ob_buffer_status(php_ob_buffer *ob_buffer, zval *result) -{ - zval *elem; - - MAKE_STD_ZVAL(elem); - array_init(elem); - - add_assoc_long(elem, "chunk_size", ob_buffer->chunk_size); - if (!ob_buffer->chunk_size) { - add_assoc_long(elem, "size", ob_buffer->size); - add_assoc_long(elem, "block_size", ob_buffer->block_size); - } - if (ob_buffer->internal_output_handler) { - add_assoc_long(elem, "type", PHP_OUTPUT_HANDLER_INTERNAL); - add_assoc_long(elem, "buffer_size", ob_buffer->internal_output_handler_buffer_size); - } - else { - add_assoc_long(elem, "type", PHP_OUTPUT_HANDLER_USER); - } - add_assoc_long(elem, "status", ob_buffer->status); - add_assoc_string(elem, "name", ob_buffer->handler_name, 1); - add_assoc_bool(elem, "del", ob_buffer->erase); - add_next_index_zval(result, elem); - - return SUCCESS; -} -/* }}} */ - - -/* {{{ proto false|array ob_get_status([bool full_status]) - Return the status of the active or all output buffers */ -PHP_FUNCTION(ob_get_status) -{ - int argc = ZEND_NUM_ARGS(); - zend_bool full_status = 0; - - if (zend_parse_parameters(argc TSRMLS_CC, "|b", &full_status) == FAILURE ) - RETURN_FALSE; - - array_init(return_value); - - if (full_status) { - if (OG(ob_nesting_level)>1) { - zend_stack_apply_with_argument(&OG(ob_buffers), ZEND_STACK_APPLY_BOTTOMUP, (int (*)(void *elem, void *))php_ob_buffer_status, return_value); - } - if (OG(ob_nesting_level)>0 && php_ob_buffer_status(&OG(active_ob_buffer), return_value)==FAILURE) { - RETURN_FALSE; - } - } else if (OG(ob_nesting_level)>0) { - add_assoc_long(return_value, "level", OG(ob_nesting_level)); - if (OG(active_ob_buffer).internal_output_handler) { - add_assoc_long(return_value, "type", PHP_OUTPUT_HANDLER_INTERNAL); - } else { - add_assoc_long(return_value, "type", PHP_OUTPUT_HANDLER_USER); - } - add_assoc_long(return_value, "status", OG(active_ob_buffer).status); - add_assoc_string(return_value, "name", OG(active_ob_buffer).handler_name, 1); - add_assoc_bool(return_value, "del", OG(active_ob_buffer).erase); - } -} -/* }}} */ - - -/* {{{ proto void ob_implicit_flush([int flag]) - Turn implicit flush on/off and is equivalent to calling flush() after every output call */ -PHP_FUNCTION(ob_implicit_flush) -{ - zval **zv_flag; - int flag; - - switch(ZEND_NUM_ARGS()) { - case 0: - flag = 1; - break; - case 1: - if (zend_get_parameters_ex(1, &zv_flag)==FAILURE) { - RETURN_FALSE; - } - convert_to_long_ex(zv_flag); - flag = Z_LVAL_PP(zv_flag); - break; - default: - ZEND_WRONG_PARAM_COUNT(); - break; - } - if (flag) { - php_start_implicit_flush(TSRMLS_C); - } else { - php_end_implicit_flush(TSRMLS_C); - } -} -/* }}} */ - - -/* {{{ char *php_get_output_start_filename(TSRMLS_D) - Return filename start output something */ -PHPAPI char *php_get_output_start_filename(TSRMLS_D) -{ - return OG(output_start_filename); -} -/* }}} */ - - -/* {{{ char *php_get_output_start_lineno(TSRMLS_D) - Return line number start output something */ -PHPAPI int php_get_output_start_lineno(TSRMLS_D) -{ - return OG(output_start_lineno); -} -/* }}} */ - - -/* {{{ proto bool output_reset_rewrite_vars(void) - Reset(clear) URL rewriter values */ -PHP_FUNCTION(output_reset_rewrite_vars) -{ - if (php_url_scanner_reset_vars(TSRMLS_C) == SUCCESS) { - RETURN_TRUE; - } else { - RETURN_FALSE; - } -} -/* }}} */ - - -/* {{{ proto bool output_add_rewrite_var(string name, string value) - Add URL rewriter values */ -PHP_FUNCTION(output_add_rewrite_var) -{ - char *name, *value; - int name_len, value_len; - - if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ss", &name, &name_len, &value, &value_len) == FAILURE) { - RETURN_FALSE; - } - - if (php_url_scanner_add_var(name, name_len, value, value_len, 1 TSRMLS_CC) == SUCCESS) { - RETURN_TRUE; - } else { - RETURN_FALSE; - } -} -/* }}} */ - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * End: - * vim600: sw=4 ts=4 fdm=marker - * vim<600: sw=4 ts=4 - */ |