User:Proteins/quickdiffs.js: Difference between revisions

Revision as of 13:30, 4 November 2008

Latest revision as of 04:58, 28 February 2022

(7 intermediate revisions by one other user not shown)

Line 1:

//<pre>

// Summarizes the differences between two page versions in pop-up windows

// Perhaps calculate fractional change in document?

//

// To use this script, add "importScript('User:Proteins/quickdiffs.js');" to your monobook.js subpage

// under your user page, as you can see at User:Proteins/monobook.js

function quickDiffs() {

Line 213 ⟶ 217:

}

// Get the header texts for older version

mw_diff_otitle1_text = "";

mw_diff_otitle1 = document.getElementById('mw-diff-otitle1');

Line 231 ⟶ 235:

} // closes check for child node

} // closes check for mw_diff_otitle1 node

// window.alert("The mw_diff_otitle1_text is " + mw_diff_otitle1_text + "\n");

mw_diff_otitle2_text = "";

// Loop over the rows in the difference table

mw_diff_otitle2 = document.getElementById('mw-diff-otitle2');

if (!mw_diff_otitle2) {

window.alert("ERROR: This article has no element with id \"mw-diff-otitle2\".\n\n");

} else {

mw_diff_otitle2_child = mw_diff_otitle2.firstChild;

if (!mw_diff_otitle2_child) {

window.alert("ERROR: The \"mw-diff-otitle2\" element has no child node.\n\n");

} else {

mw_diff_otitle2_text = mw_diff_otitle2_child.innerHTML;

} // closes check for child node

} // closes check for mw_diff_otitle2 node

// window.alert("The mw_diff_otitle2_text is " + mw_diff_otitle2_text + "\n");

mw_diff_otitle3_text = "";

mw_diff_otitle3 = document.getElementById('mw-diff-otitle3');

if (!mw_diff_otitle3) {

window.alert("ERROR: This article has no element with id \"mw-diff-otitle3\".\n\n");

} else {

mw_diff_otitle3_text = mw_diff_otitle3.innerHTML;

mw_diff_otitle3_text = mw_diff_otitle3_text.replace(/&gt;/ig, ">");

mw_diff_otitle3_text = mw_diff_otitle3_text.replace(/&lt;/ig, "<");

mw_diff_otitle3_text = mw_diff_otitle3_text.replace(/(<([^>]+)>)/ig,"");

} // closes check for mw_diff_otitle3 node

// window.alert("The mw_diff_otitle3_text is " + mw_diff_otitle3_text + "\n");

// Possibly add code for mw_diff_otitle4 here, but seems unneeded

// Get header texts for newer version

mw_diff_ntitle1_text = "";

mw_diff_ntitle1 = document.getElementById('mw-diff-ntitle1');

if (!mw_diff_ntitle1) {

window.alert("ERROR: This article has no element with id \"mw-diff-ntitle1\".\n\n");

} else {

mw_diff_ntitle1_child = mw_diff_ntitle1.firstChild;

if (!mw_diff_ntitle1_child) {

window.alert("ERROR: The \"mw-diff-ntitle1\" element has no child node.\n\n");

} else {

mw_diff_ntitle1_grandchild = mw_diff_ntitle1_child.firstChild;

if (!mw_diff_ntitle1_grandchild) {

window.alert("ERROR: The \"mw-diff-ntitle1\" element has no grandchild node.\n\n");

} else {

mw_diff_ntitle1_text = mw_diff_ntitle1_grandchild.innerHTML;

} // closes check for grandchild node

} // closes check for child node

} // closes check for mw_diff_ntitle1 node

// window.alert("The mw_diff_ntitle1_text is " + mw_diff_ntitle1_text + "\n");

mw_diff_ntitle2_text = "";

mw_diff_ntitle2 = document.getElementById('mw-diff-ntitle2');

if (!mw_diff_ntitle2) {

window.alert("ERROR: This article has no element with id \"mw-diff-ntitle2\".\n\n");

} else {

mw_diff_ntitle2_child = mw_diff_ntitle2.firstChild;

if (!mw_diff_ntitle2_child) {

window.alert("ERROR: The \"mw-diff-ntitle2\" element has no child node.\n\n");

} else {

mw_diff_ntitle2_text = mw_diff_ntitle2_child.innerHTML;

} // closes check for child node

} // closes check for mw_diff_ntitle2 node

// window.alert("The mw_diff_ntitle2_text is " + mw_diff_ntitle2_text + "\n");

mw_diff_ntitle3_text = "";

mw_diff_ntitle3 = document.getElementById('mw-diff-ntitle3');

if (!mw_diff_ntitle3) {

window.alert("ERROR: This article has no element with id \"mw-diff-ntitle3\".\n\n");

} else {

mw_diff_ntitle3_text = mw_diff_ntitle3.innerHTML;

mw_diff_ntitle3_text = mw_diff_ntitle3_text.replace(/&gt;/ig, ">");

mw_diff_ntitle3_text = mw_diff_ntitle3_text.replace(/&lt;/ig, "<");

mw_diff_ntitle3_text = mw_diff_ntitle3_text.replace(/(<([^>]+)>)/ig,"");

} // closes check for mw_diff_ntitle3 node

// window.alert("The mw_diff_ntitle3_text is " + mw_diff_ntitle3_text + "\n");

// Possibly add code for mw_diff_ntitle4 here, but seems unneeded

// Loop over the rows in the difference table

num_alert_strings = 0;

alert_string_list[0] = "NONE";

Line 331 ⟶ 412:

temp_added_line = temp_added_line.replace(/\s+/ig, " ");

} else { temp_added_line = ""; }

if (temp_added_line == prev_deleted_line) { num_diff_addedlines = 0; continue; }

if (temp_added_line.replace(/\s/ig, "").length < 1) { num_diff_addedlines = 0; continue; }

added_span_nodes = temp_table_datum.getElementsByTagName("SPAN");

if (!added_span_nodes) { num_added_spans = 0; continue; }

Line 373 ⟶ 454:

temp_deleted_line = temp_deleted_line.replace(/\s+/ig, " ");

} else { temp_deleted_line = ""; }

if (temp_deleted_line == prev_added_line) { num_diff_addedlines = 0; continue; }

if (temp_deleted_line.replace(/\s/ig, "").length < 1) { num_diff_deletedlines = 0; continue; }

deleted_span_nodes = temp_table_datum.getElementsByTagName("SPAN");

if (!deleted_span_nodes) { num_deleted_spans = 0; continue; }

Line 398 ⟶ 479:

} // closes loop over the data within a table row

if ((num_diff_addedlines > 0) && (temp_added_line) && (num_diff_deletedlines > 0) && (temp_deleted_line)) {

current_new_line_number++;

current_old_line_number++;

Line 451 ⟶ 532:

current_old_line_number++;

} // closes classification change as addition, deletion or replacement

prev_added_line = temp_added_line;

prev_deleted_line = temp_deleted_line;

} // closes loop over the table rows

Line 515 ⟶ 593:

addOnloadHook(function () {

mw.util.addPortletLink('p-cactions', 'javascript:quickDiffs()', 'qd', 'ca-diffquickdiff', 'Summarizes the differences between two page versions', 'b', '');

});