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module.js
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module.js
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function file_get_contents (url, flags, context, offset, maxLen) {
// Read the entire file into a string
//
// version: 906.111
// discuss at: http://phpjs.org/functions/file_get_contents
// + original by: Legaev Andrey
// + input by: Jani Hartikainen
// + improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
// + improved by: Brett Zamir (http://brett-zamir.me)
// + input by: Raphael (Ao) RUDLER
// + bugfixed by: Brett Zamir (http://brett-zamir.me)
// % note 1: This function uses XmlHttpRequest and cannot retrieve resource from different domain without modifications.
// % note 2: Synchronous by default (as in PHP) so may lock up browser. Can
// % note 2: get async by setting a custom "phpjs.async" property to true and "notification" for an
// % note 2: optional callback (both as context params, with responseText, and other JS-specific
// % note 2: request properties available via 'this'). Note that file_get_contents() will not return the text
// % note 2: in such a case (use this.responseText within the callback). Or, consider using
// % note 2: jQuery's: $('#divId').load('http://url') instead.
// % note 3: The context argument is only implemented for http, and only partially (see below for
// % note 3: "Presently unimplemented HTTP context options"); also the arguments passed to
// % note 3: notification are incomplete
// * example 1: file_get_contents('http://kevin.vanzonneveld.net/pj_test_supportfile_1.htm');
// * returns 1: '123'
// Note: could also be made to optionally add to global $http_response_header as per http://php.net/manual/en/reserved.variables.httpresponseheader.php
var tmp, headers = [],
newTmp = [],
k = 0,
i = 0,
href = '',
pathPos = -1,
flagNames = 0,
content = null,
http_stream = false;
var func = function (value) {
return value.substring(1) !== '';
};
// BEGIN REDUNDANT
this.php_js = this.php_js || {};
this.php_js.ini = this.php_js.ini || {};
// END REDUNDANT
var ini = this.php_js.ini;
context = context || this.php_js.default_streams_context || null;
if (!flags) {
flags = 0;
}
var OPTS = {
FILE_USE_INCLUDE_PATH: 1,
FILE_TEXT: 32,
FILE_BINARY: 64
};
if (typeof flags === 'number') { // Allow for a single string or an array of string flags
flagNames = flags;
} else {
flags = [].concat(flags);
for (i = 0; i < flags.length; i++) {
if (OPTS[flags[i]]) {
flagNames = flagNames | OPTS[flags[i]];
}
}
}
if (flagNames & OPTS.FILE_BINARY && (flagNames & OPTS.FILE_TEXT)) { // These flags shouldn't be together
throw 'You cannot pass both FILE_BINARY and FILE_TEXT to file_get_contents()';
}
if ((flagNames & OPTS.FILE_USE_INCLUDE_PATH) && ini.include_path && ini.include_path.local_value) {
var slash = ini.include_path.local_value.indexOf('/') !== -1 ? '/' : '\\';
url = ini.include_path.local_value + slash + url;
} else if (!/^(https?|file):/.test(url)) {
href = this.window.location.href;
pathPos = url.indexOf('/') === 0 ? href.indexOf('/', 8) - 1 : href.lastIndexOf('/');
url = href.slice(0, pathPos + 1) + url;
}
if (context) {
var http_options = context.stream_options && context.stream_options.http;
http_stream = !! http_options;
}
if (!context || http_stream) {
var req = this.window.ActiveXObject ? new ActiveXObject('Microsoft.XMLHTTP') : new XMLHttpRequest();
if (!req) {
throw new Error('XMLHttpRequest not supported');
}
var method = http_stream ? http_options.method : 'GET';
var async = !! (context && context.stream_params && context.stream_params['phpjs.async']);
if (ini['phpjs.ajaxBypassCache'] && ini['phpjs.ajaxBypassCache'].local_value) {
url += (url.match(/\?/) == null ? "?" : "&") + (new Date()).getTime(); // Give optional means of forcing bypass of cache
}
req.open(method, url, async);
if (async) {
var notification = context.stream_params.notification;
if (typeof notification === 'function') {
// Fix: make work with req.addEventListener if available: https://developer.mozilla.org/En/Using_XMLHttpRequest
if (0 && req.addEventListener) { // Unimplemented so don't allow to get here
} else {
req.onreadystatechange = function (aEvt) { // aEvt has stopPropagation(), preventDefault(); see https://developer.mozilla.org/en/
var objContext = {
responseText: req.responseText,
responseXML: req.responseXML,
status: req.status,
statusText: req.statusText,
readyState: req.readyState,
evt: aEvt
}; // properties are not available in PHP, but offered on notification via 'this' for convenience
var bytes_transferred;
switch (req.readyState) {
case 0:
// UNINITIALIZED open() has not been called yet.
notification.call(objContext, 0, 0, '', 0, 0, 0);
break;
case 1:
// LOADING send() has not been called yet.
notification.call(objContext, 0, 0, '', 0, 0, 0);
break;
case 2:
// LOADED send() has been called, and headers and status are available.
notification.call(objContext, 0, 0, '', 0, 0, 0);
break;
case 3:
// INTERACTIVE Downloading; responseText holds partial data.
bytes_transferred = req.responseText.length * 2; // One character is two bytes
notification.call(objContext, 7, 0, '', 0, bytes_transferred, 0);
break;
case 4:
// COMPLETED The operation is complete.
if (req.status >= 200 && req.status < 400) {
bytes_transferred = req.responseText.length * 2; // One character is two bytes
notification.call(objContext, 8, 0, '', req.status, bytes_transferred, 0);
} else if (req.status === 403) { // Fix: These two are finished except for message
notification.call(objContext, 10, 2, '', req.status, 0, 0);
} else { // Errors
notification.call(objContext, 9, 2, '', req.status, 0, 0);
}
break;
default:
throw 'Unrecognized ready state for file_get_contents()';
}
}
}
}
}
if (http_stream) {
var sendHeaders = http_options.header && http_options.header.split(/\r?\n/);
var userAgentSent = false;
for (i = 0; i < sendHeaders.length; i++) {
var sendHeader = sendHeaders[i];
var breakPos = sendHeader.search(/:\s*/);
var sendHeaderName = sendHeader.substring(0, breakPos);
req.setRequestHeader(sendHeaderName, sendHeader.substring(breakPos + 1));
if (sendHeaderName === 'User-Agent') {
userAgentSent = true;
}
}
if (!userAgentSent) {
var user_agent = http_options.user_agent || (ini.user_agent && ini.user_agent.local_value);
if (user_agent) {
req.setRequestHeader('User-Agent', user_agent);
}
}
content = http_options.content || null;
}
if (flagNames & OPTS.FILE_TEXT) { // Overrides how encoding is treated (regardless of what is returned from the server)
var content_type = 'text/html';
if (http_options && http_options['phpjs.override']) { // Fix: Could allow for non-HTTP as well
content_type = http_options['phpjs.override']; // We use this, e.g., in gettext-related functions if character set
// overridden earlier by bind_textdomain_codeset()
} else {
var encoding = (ini['unicode.stream_encoding'] && ini['unicode.stream_encoding'].local_value) || 'UTF-8';
if (http_options && http_options.header && (/^content-type:/im).test(http_options.header)) { // We'll assume a content-type expects its own specified encoding if present
content_type = http_options.header.match(/^content-type:\s*(.*)$/im)[1]; // We let any header encoding stand
}
if (!(/;\s*charset=/).test(content_type)) { // If no encoding
content_type += '; charset=' + encoding;
}
}
req.overrideMimeType(content_type);
}
else if (flagNames & OPTS.FILE_BINARY) { // Trick at https://developer.mozilla.org/En/Using_XMLHttpRequest to get binary
req.overrideMimeType('text/plain; charset=x-user-defined');
}
if (http_options && http_options['phpjs.sendAsBinary']) { // For content sent in a POST or PUT request (use with file_put_contents()?)
req.sendAsBinary(content); // In Firefox, only available FF3+
} else {
req.send(content);
}
tmp = req.getAllResponseHeaders();
if (tmp) {
tmp = tmp.split('\n');
for (k = 0; k < tmp.length; k++) {
if (func(tmp[k])) {
newTmp.push(tmp[k]);
}
}
tmp = newTmp;
for (i = 0; i < tmp.length; i++) {
headers[i] = tmp[i];
}
this.$http_response_header = headers; // see http://php.net/manual/en/reserved.variables.httpresponseheader.php
}
if (offset || maxLen) {
if (maxLen) {
return req.responseText.substr(offset || 0, maxLen);
}
return req.responseText.substr(offset);
}
return req.responseText;
}
return false;
}