org.phandom.dom.js Maven / Gradle / Ivy
/**
* Copyright (c) 2013-2014, phandom.org
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met: 1) Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer. 2) Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution. 3) Neither the name of the phandom.org nor
* the names of its contributors may be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT
* NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*global require: false, phantom: false, console: false, window: false */
phantom.onError = function(msg, trace) {
var stack = [];
if (trace && trace.length) {
trace.forEach(
function (t) {
stack.push(
' |- ' + t.file + ': ' + t.line
+ (t['function'] ? ' (in ' + t['function'] + ')' : '')
);
}
);
}
console.log('phantom.onError: ' + msg + '\n' + stack.join('\n'));
phantom.exit(-1);
};
if (phantom.version.major * 100 + phantom.version.minor < 109) {
console.log(
'phantomjs version 1.9 or newer is required, yours is '
+ phantom.version.major
+ '.' + phantom.version.minor
+ '.' + phantom.version.patch
);
phantom.exit(-1);
}
// see https://github.com/ariya/phantomjs/wiki/API-Reference-WebPage
var page = require('webpage').create();
var system = require('system');
if (system.args.length === 1) {
console.log('Usage: dom.js ');
phantom.exit(-1);
}
var start = Date.now();
var failure = false;
function stderr(msg) {
var msec = Date.now() - start;
system.stderr.writeLine((msec / 1000).toFixed(3) + ': ' + msg);
}
stderr(
'phantomjs ' + phantom.version.major
+ '.' + phantom.version.minor
+ '.' + phantom.version.patch
);
page.onConsoleMessage = function (msg) {
stderr(msg);
};
page.onError = function(msg, trace) {
var stack = [];
if (trace && trace.length) {
trace.forEach(
function (t) {
stack.push(
' ' + t.file + ': ' + t.line
+ (t['function'] ? ' (in ' + t['function'] + ')' : '')
);
}
);
}
stderr('onError: ' + msg + '\n' + stack.join('\n'));
failure = true;
};
page.onAlert = function(msg) {
stderr('onAlert: ' + msg);
};
page.onResourceError = function(resourceError) {
stderr(
'onResourceError: unable to load resource #'
+ resourceError.id + ' from "' + resourceError.url + '"'
);
stderr(
'onResourceError: error code #'
+ resourceError.errorCode + ' with "'
+ resourceError.errorString + '"'
);
};
page.onResourceRequested = function(requestData, networkRequest) {
stderr(
'onResourceRequested: #' + requestData.id
+ ' with "' + JSON.stringify(requestData) + '"'
);
};
page.onLoadStarted = function() {
var current = page.evaluate(
function() {
return window.location.href;
}
);
stderr('onLoadStarted: current page ' + current + ' will disappear...');
stderr('onLoadStarted: now loading a new page...');
};
page.onLoadFinished = function(status) {
stderr('onLoadFinished: status=' + status);
};
stderr('URL to render: ' + system.args[1]);
page.open(
system.args[1],
function (status) {
if (failure) {
stderr('javascript errors, see log above');
phantom.exit(1);
}
if (status !== 'success') {
stderr('page loading status is "' + status + '"');
phantom.exit(2);
}
console.log(
page.evaluate(
function () {
/**
* borrowed from https://github.com/jindw/xmldom
*/
var ELEMENT_NODE = 1,
ATTRIBUTE_NODE = 2,
TEXT_NODE = 3,
CDATA_SECTION_NODE = 4,
ENTITY_REFERENCE_NODE = 5,
ENTITY_NODE = 6,
PROCESSING_INSTRUCTION_NODE = 7,
COMMENT_NODE = 8,
DOCUMENT_NODE = 9,
DOCUMENT_TYPE_NODE = 10,
DOCUMENT_FRAGMENT_NODE = 11,
NOTATION_NODE = 12,
buf = [];
function _xmlEncoder(c) {
return (c === '<' && '<')
|| (c === '>' && '>')
|| (c === '&' && '&')
|| (c === '"' && '"')
|| '&#' + c.charCodeAt() + ';';
}
function serialize(node, buf) {
var attrs = node.attributes,
len = attrs ? attrs.length : 0,
child = node.firstChild,
nodeName = node.tagName,
isHTML = 'http://www.w3.org/1999/xhtml' === node.namespaceURI,
i = 0,
pubid = node.publicId,
sysid = node.systemId,
sub = node.internalSubset;
switch (node.nodeType) {
case ELEMENT_NODE:
buf.push('<', nodeName.toLowerCase());
for (; i < len; i++) {
serialize(attrs.item(i), buf, isHTML);
}
if (child || (isHTML && !/^(?:meta|link|img|br|hr|input)$/i.test(nodeName))) {
buf.push('>');
if (isHTML && /^script$/i.test(nodeName)) {
if (child) {
buf.push(child.data);
}
} else {
while (child) {
serialize(child, buf);
child = child.nextSibling;
}
}
buf.push('');
} else {
buf.push('/>');
}
break;
case DOCUMENT_NODE:
case DOCUMENT_FRAGMENT_NODE:
while (child) {
serialize(child, buf);
child = child.nextSibling;
}
break;
case ATTRIBUTE_NODE:
buf.push(
' ',
node.name.toLowerCase(), '="' ,
node.value.replace(/[<&"]/g,_xmlEncoder),
'"'
);
break;
case TEXT_NODE:
buf.push(node.data.replace(/[<&]/g,_xmlEncoder));
break;
case CDATA_SECTION_NODE:
buf.push('');
break;
case COMMENT_NODE:
buf.push("");
break;
case DOCUMENT_TYPE_NODE:
buf.push('');
} else if (sysid && sysid !== '.') {
buf.push(' SYSTEM "', sysid, '">');
} else {
if (sub) {
buf.push(' [', sub, ']');
}
buf.push('>');
}
break;
case PROCESSING_INSTRUCTION_NODE:
buf.push("");
break;
case ENTITY_REFERENCE_NODE:
buf.push('&', node.nodeName.toLowerCase(), ';');
break;
//case ENTITY_NODE:
//case NOTATION_NODE:
default:
buf.push('??', node.nodeName);
break;
}
}
serialize(document, buf);
return buf.join('');
}
)
);
// see http://stackoverflow.com/questions/22872162
setTimeout(function() { phantom.exit(0); }, 100);
}
);
© 2015 - 2025 Weber Informatics LLC | Privacy Policy