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pjs
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Make attribute value testing smarter (using regexps). Bug 177047, 

patch by db48x@yahoo.com (Daniel Brooks), r=timeless, sr=jag
This commit is contained in:
bzbarsky%mit.edu 2002-11-12 05:02:36 +00:00
Родитель 34a5547d97
Коммит 7532984dab
1 изменённых файлов: 122 добавлений и 103 удалений
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225
xpfe/browser/resources/content/pageInfo.js
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@ -212,11 +212,30 @@ catch(e)
// do nothing, later code will handle the error
}
// interfaces for the different html elements
const nsIAnchorElement = Components.interfaces.nsIDOMHTMLAnchorElement
const nsIImageElement = Components.interfaces.nsIDOMHTMLImageElement
const nsIAreaElement = Components.interfaces.nsIDOMHTMLAreaElement
const nsILinkElement = Components.interfaces.nsIDOMHTMLLinkElement
const nsIInputElement = Components.interfaces.nsIDOMHTMLInputElement
const nsIFormElement = Components.interfaces.nsIDOMHTMLFormElement
const nsIAppletElement = Components.interfaces.nsIDOMHTMLAppletElement
const nsIObjectElement = Components.interfaces.nsIDOMHTMLObjectElement
const nsIEmbedElement = Components.interfaces.nsIDOMHTMLEmbedElement
const nsIButtonElement = Components.interfaces.nsIDOMHTMLButtonElement
const nsISelectElement = Components.interfaces.nsIDOMHTMLSelectElement
const nsITextareaElement = Components.interfaces.nsIDOMHTMLTextAreaElement
// namespaces, don't need all of these yet...
const XLinkNS = "http://www.w3.org/1999/xlink";
const XULNS = "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul";
const XMLNS = "http://www.w3.org/XML/1998/namespace";
const XHTMLNS = "http://www.w3.org/1999/xhtml";
const XLinkNS = "http://www.w3.org/1999/xlink";
const XULNS = "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul";
const XMLNS = "http://www.w3.org/XML/1998/namespace";
const XHTMLNS = "http://www.w3.org/1999/xhtml";
const XHTML2NS = "http://www.w3.org/2002/06/xhtml2"
const XHTMLNSre = "^http\:\/\/www\.w3\.org\/1999\/xhtml$";
const XHTML2NSre = "^http\:\/\/www\.w3\.org\/2002\/06\/xhtml2$";
const XHTMLre = RegExp(XHTMLNSre + "|" + XHTML2NSre, "");
/* Overlays register init functions here.
* Add functions to call by invoking "onLoadRegistry.append(XXXLoadFunc);"
@ -254,7 +273,7 @@ function onLoadPageInfo()
gStrings.mediaInput = theBundle.getString("mediaInput");
var docTitle = "";
if("arguments" in window && window.arguments.length >= 1 && window.arguments[0])
if ("arguments" in window && window.arguments.length >= 1 && window.arguments[0])
{
theWindow = null;
theDocument = window.arguments[0];
@ -378,7 +397,7 @@ function makeGeneralTab()
try
{
var cacheEntryDescriptor = httpCacheSession.openCacheEntry(url, Components.interfaces.nsICache.ACCESS_READ, false);
if(cacheEntryDescriptor)
if (cacheEntryDescriptor)
{
switch(cacheEntryDescriptor.deviceID)
{
@ -484,79 +503,74 @@ function grabAll(elem)
// check for background images, any node may have one
var url = elem.ownerDocument.defaultView.getComputedStyle(elem, "").getPropertyCSSValue("background-image");
if (url && url.primitiveType == CSSPrimitiveValue.CSS_URI)
{
imageView.addRow([url.getStringValue(), gStrings.mediaBGImg, gStrings.notSet, elem, true]);
}
// one switch to rule them all
// one swi^H^H^Hif-else to rule them all
// XXX: these tests should use regexes to be a little more lenient wrt whitespace, see bug 177047
switch (elem.nodeName.toLowerCase())
if (elem instanceof nsIAnchorElement)
{
// form tab
case "form":
formView.addRow([elem.name, elem.method, elem.getAttribute("action"), elem]); // use getAttribute() because of bug 122128
break;
// link tab
case "a":
linktext = getValueText(elem);
linkView.addRow([linktext, elem.href, gStrings.linkAnchor, elem.target]);
break;
case "area":
linkView.addRow([elem.alt, elem.href, gStrings.linkArea, elem.target]);
break;
case "input":
linkView.addRow([elem.value || gStrings.linkSubmit, elem.form.getAttribute("action"), gStrings.linkSubmission, elem.form.getAttribute("target")]); // use getAttribute() due to bug 122128
break;
case "link":
if (elem.rel)
{
var rel = elem.rel.toLowerCase();
if (rel == "icon")
{
imageView.addRow([elem.href, gStrings.mediaLink, "", elem]);
break;
}
if (rel == "stylesheet" || rel == "alternate stylesheet")
linktext = gStrings.linkStylesheet;
else
linktext = gStrings.linkRel;
}
else
linktext = gStrings.linkRev;
linkView.addRow([elem.rel || elem.rev, elem.href, linktext, elem.target]);
break;
// media tab
case "img":
imageView.addRow([elem.src, gStrings.mediaImg, (elem.hasAttribute("alt")) ? elem.alt : gStrings.notSet, elem]);
break;
case "input":
if (elem.type == "image")
imageView.addRow([elem.src, gStrings.mediaInput, (elem.hasAttribute("alt")) ? elem.alt : gStrings.notSet, elem]);
break;
case "applet":
//XXX When Java is enabled, the DOM model for <APPLET> is broken. Bug #59686.
// Also, some reports of a crash with Java in Media tab (bug 136535), and mixed
// content from two hosts (bug 136539) so just drop applets from Page Info when
// Java is on. For the 1.0.1 branch; get a real fix on the trunk.
if (!navigator.javaEnabled())
imageView.addRow([elem.code || elem.object, gStrings.mediaApplet, "",elem]);
break;
case "object":
imageView.addRow([elem.data, gStrings.mediaObject, getValueText(elem), elem]);
break;
case "embed":
imageView.addRow([elem.src, gStrings.mediaEmbed, "", elem]);
break;
default:
if (elem.hasAttributeNS(XLinkNS, "href"))
{
linktext = getValueText(elem);
linkView.addRow([linktext, elem.href, gStrings.linkX, ""]);
}
break;
linktext = getValueText(elem);
linkView.addRow([linktext, getAbsoluteURL(elem.href, elem), gStrings.linkAnchor, elem.target]);
}
else if (elem instanceof nsIImageElement)
{
imageView.addRow([getAbsoluteURL(elem.src, elem), gStrings.mediaImg, (elem.hasAttribute("alt")) ? elem.alt : gStrings.notSet, elem]);
}
else if (elem instanceof nsIAreaElement)
{
linkView.addRow([elem.alt, getAbsoluteURL(elem.href, elem), gStrings.linkArea, elem.target]);
}
else if (elem instanceof nsILinkElement)
{
if (elem.rel)
{
var rel = elem.rel;
if (/\bicon\b/i.test(rel))
imageView.addRow([getAbsoluteURL(elem.href, elem), gStrings.mediaLink, "", elem]);
else if (/\bstylesheet\b/i.test(rel))
linkView.addRow([elem.rel, getAbsoluteURL(elem.href, elem), gStrings.linkStylesheet, elem.target]);
else
linkView.addRow([elem.rel, getAbsoluteURL(elem.href, elem), gStrings.linkRel, elem.target]);
}
else
linkView.addRow([elem.rev, getAbsoluteURL(elem.href, elem), gStrings.linkRev, elem.target]);
}
else if (elem instanceof nsIInputElement)
{
if (/^image$/i.test(elem.type))
imageView.addRow([getAbsoluteURL(elem.src, elem), gStrings.mediaInput, (elem.hasAttribute("alt")) ? elem.alt : gStrings.notSet, elem]);
else if (/^submit$/i.test(elem.type))
linkView.addRow([elem.value || gStrings.linkSubmit, getAbsoluteURL(elem.form.getAttribute("action"), elem), gStrings.linkSubmission, elem.form.getAttribute("target")]); // use getAttribute() due to bug 122128
}
else if (elem instanceof nsIFormElement)
{
formView.addRow([elem.name, elem.method, getAbsoluteURL(elem.getAttribute("action"), elem), elem]); // use getAttribute() because of bug 122128
}
else if (elem instanceof nsIAppletElement)
{
//XXX When Java is enabled, the DOM model for <APPLET> is broken. Bug #59686.
// Also, some reports of a crash with Java in Media tab (bug 136535), and mixed
// content from two hosts (bug 136539) so just drop applets from Page Info when
// Java is on. For the 1.0.1 branch; get a real fix on the trunk.
if (!navigator.javaEnabled())
imageView.addRow([getAbsoluteURL(elem.code || elem.object, elem), gStrings.mediaApplet, "", elem]);
}
else if (elem instanceof nsIObjectElement)
{
imageView.addRow([getAbsoluteURL(elem.data, elem), gStrings.mediaObject, getValueText(elem), elem]);
}
else if (elem instanceof nsIEmbedElement)
{
imageView.addRow([getAbsoluteURL(elem.src, elem), gStrings.mediaEmbed, "", elem]);
}
else
if (elem.hasAttributeNS(XLinkNS, "href"))
{
linktext = getValueText(elem);
linkView.addRow([linktext, getAbsoluteURL(elem.href, elem), gStrings.linkX, ""]);
}
return NodeFilter.FILTER_SKIP;
}
@ -585,7 +599,7 @@ function onFormSelect()
document.getElementById("formenctype").value = form.encoding || theBundle.getString("default");
document.getElementById("formtarget").value = form.target || theBundle.getString("formDefaultTarget");
var formfields = form.elements;
var formfields = findFormControls(form);
var length = formfields.length;
var i = 0;
@ -595,15 +609,14 @@ function onFormSelect()
for (i = 0; i < length; i++)
{
var elem = formfields[i];
var elem = formfields[i], val;
if(elem.nodeName.toLowerCase() == "button")
fieldView.addRow(["", elem.name, elem.type, getValueText(elem)]);
if (elem instanceof nsIButtonElement)
val = getValueText(elem);
else
{
var val = (elem.type == "password") ? theBundle.getString("formPassword") : elem.value;
fieldView.addRow(["", elem.name, elem.type, val]);
}
val = (/^password$/i.test(elem.type)) ? theBundle.getString("formPassword") : elem.value;
fieldView.addRow(["", elem.id || elem.name, elem.type, val]);
}
var labels = form.getElementsByTagName("label");
@ -627,28 +640,33 @@ function onFormSelect()
}
}
function FormControlFilter(node)
{
if (node instanceof nsIInputElement || node instanceof nsISelectElement ||
node instanceof nsIButtonElement || node instanceof nsITextareaElement ||
node instanceof nsIObjectElement)
return NodeFilter.FILTER_ACCEPT;
return NodeFilter.FILTER_SKIP;
}
function findFirstControl(node)
{
function FormControlFilter()
{
switch (node.nodeName.toLowerCase())
{
case "input":
case "select":
case "button":
case "textarea":
case "object":
return NodeFilter.FILTER_ACCEPT;
default:
return NodeFilter.FILTER_SKIP;
}
}
var iterator = theDocument.createTreeWalker(node, NodeFilter.SHOW_ELEMENT, FormControlFilter, true);
return iterator.nextNode();
}
function findFormControls(node)
{
var iterator = theDocument.createTreeWalker(node, NodeFilter.SHOW_ELEMENT, FormControlFilter, true);
var list = [];
while (iterator.nextNode())
list.push(iterator.currentNode);
return list;
}
//******** Link Stuff
function openURL(target)
{
@ -758,7 +776,7 @@ function makePreview(row)
// IMO all text that is not really the value text should go in italics
// What if somebody has <img alt="Not specified">? =)
// We can't use textbox.style because of bug 7639
if (altText=="") {
if (!altText) {
textbox.value = gStrings.emptyString;
textbox.setAttribute("style","font-style:italic");
} else {
@ -842,7 +860,7 @@ function makePreview(row)
httpType = match[1];
}
if (item.nodeName.toLowerCase() != "input")
if (!(item instanceof nsIInputElement))
mimeType = ("type" in item && item.type) ||
("codeType" in item && item.codeType) ||
("contentType" in item && item.contentType) ||
@ -856,15 +874,15 @@ function makePreview(row)
var imageContainer = document.getElementById("theimagecontainer");
var oldImage = document.getElementById("thepreviewimage");
var nn = item.nodeName.toLowerCase();
var regex = new RegExp("^(https?|ftp|file|gopher)://");
var absoluteURL = getAbsoluteURL(url, item);
var isProtocolAllowed = regex.test(absoluteURL);
var newImage = new Image();
newImage.setAttribute("id", "thepreviewimage");
var physWidth = physHeight = 0;
var physWidth = 0, physHeight = 0;
if ((nn == "link" || nn == "input" || nn == "img" || isBG) && isProtocolAllowed)
if ((item instanceof nsILinkElement || item instanceof nsIInputElement ||
item instanceof nsIImageElement || isBG) && isProtocolAllowed)
{
newImage.src = absoluteURL;
physWidth = newImage.width;
@ -920,7 +938,7 @@ function getValueText(linkNode)
valueText += " " + childNode.nodeValue;
else if (nodeType == Node.ELEMENT_NODE)
{
if (childNode.nodeName.toLowerCase() == "img")
if (childNode instanceof nsIImageElement)
valueText += " " + getAltText(childNode);
else
valueText += " " + getValueText(childNode);
@ -1027,3 +1045,4 @@ function doCopy(event)
if (text)
gClipboardHelper.copyString(text);
}