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Fixed line duplication bug again

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hunbernd 2015-11-22 00:14:33 +01:00
parent 1dd0a2acd1
commit 0aa82c852b
1 changed files with 45 additions and 51 deletions
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132
retroshare-gui/src/util/HandleRichText.cpp
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@ -569,7 +569,6 @@ static void optimizeHtml(QDomDocument& doc
, QHash<QString, QStringList*> &stylesList
, QHash<QString, QString> &knownStyle)
{
bool bFirstP=true;
if (doc.documentElement().namedItem("style").toElement().attributeNode("RSOptimized").isAttr()) {
//Already optimized only get StyleList
QDomElement styleElem = doc.documentElement().namedItem("style").toElement();
@ -611,9 +610,70 @@ static void optimizeHtml(QDomDocument& doc
QDomNodeList children = currentElement.childNodes();
for (uint index = 0; index < children.length(); ) {
QDomNode node = children.item(index);
// Compress style attribute
if (node.isElement()) {
QDomElement element = node.toElement();
styleNode = node.attributes().namedItem("style");
// not <p>
if (addBR && element.tagName().toLower() != "p") {
// add <br> after a removed <p> but not before a <p>
QDomElement elementBr = doc.createElement("br");
currentElement.insertBefore(elementBr, element);
addBR = false;
++index;
}
// <body>
if (element.tagName().toLower() == "body") {
if (element.attributes().length() == 0) {
// remove <body> without attributes
removeElement(currentElement, element);
// no ++index;
continue;
}
// change <body> to <span>
element.setTagName("span");
}
// <head>
if (element.tagName().toLower() == "head") {
// remove <head>
currentElement.removeChild(node);
// no ++index;
continue;
}
// iterate children
optimizeHtml(doc, element, stylesList, knownStyle);
// <p>
if (element.tagName().toLower() == "p") {
// <p style="...">
if (styleNode.isAttr()) {
QString style = styleNode.toAttr().value().simplified().trimmed();
style.replace("margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px;", "margin:0px 0px 0px 0px;");
style.replace("; ", ";");
if (style == "margin:0px 0px 0px 0px;-qt-block-indent:0;text-indent:0px;"
|| style.startsWith("-qt-paragraph-type:empty;margin:0px 0px 0px 0px;-qt-block-indent:0;text-indent:0px;")) {
if (addBR) {
// add <br> after a removed <p> but not before a removed <p>
QDomElement elementBr = doc.createElement("br");
currentElement.insertBefore(elementBr, element);
++index;
}
// remove Qt standard <p> or empty <p>
index += element.childNodes().length();
removeElement(currentElement, element);
// do not add extra <br> after empty paragraph, the paragraph already contains one
addBR = ! style.startsWith("-qt-paragraph-type:empty");
continue;
}
}
addBR = false;
}
// Compress style attribute
if (styleNode.isAttr()) {
QDomAttr styleAttr = styleNode.toAttr();
QString style = styleAttr.value().simplified().trimmed();
@ -653,72 +713,6 @@ static void optimizeHtml(QDomDocument& doc
node.attributes().setNamedItem(classNode);
}
}
if (node.isElement()) {
QDomElement element = node.toElement();
// not <p>
if (addBR && element.tagName().toLower() != "p") {
// add <br> after a removed <p> but not before a <p>
QDomElement elementBr = doc.createElement("br");
currentElement.insertBefore(elementBr, element);
addBR = false;
++index;
}
// <body>
if (element.tagName().toLower() == "body") {
if (element.attributes().length() == 0) {
// remove <body> without attributes
removeElement(currentElement, element);
// no ++index;
continue;
}
// change <body> to <span>
element.setTagName("span");
}
// <head>
if (element.tagName().toLower() == "head") {
// remove <head>
currentElement.removeChild(node);
// no ++index;
continue;
}
// iterate children
optimizeHtml(doc, element, stylesList, knownStyle);
// <p>
if (element.tagName().toLower() == "p") {
//If it's the first <p>, replace it as <span> otherwise make "\n" before first line
if (bFirstP) {
element.setTagName("span");
bFirstP = false;
}
// <p style="...">
if (element.attributes().size() == 1 && styleNode.isAttr()) {
QString style = styleNode.toAttr().value().simplified();
if (style == "margin:0px 0px 0px 0px;-qt-block-indent:0;text-indent:0px;"
|| style.startsWith("-qt-paragraph-type:empty;margin:0px 0px 0px 0px;-qt-block-indent:0;text-indent:0px;")) {
if (addBR) {
// add <br> after a removed <p> but not before a removed <p>
QDomElement elementBr = doc.createElement("br");
currentElement.insertBefore(elementBr, element);
++index;
}
// remove Qt standard <p> or empty <p>
index += element.childNodes().length();
removeElement(currentElement, element);
// do not add extra <br> after empty paragraph, the paragraph already contains one
addBR = ! style.startsWith("-qt-paragraph-type:empty");
continue;
}
}
addBR = false;
}
}
++index;
}