mirror of
https://github.com/moparisthebest/moparscape.org-smf
synced 2024-12-04 22:42:18 -05:00
297 lines
9.5 KiB
JavaScript
297 lines
9.5 KiB
JavaScript
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// These are variables the popup is going to want to access...
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var spell_formname, spell_fieldname;
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// Spell check the specified field in the specified form.
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function spellCheck(formName, fieldName)
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{
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// Grab the (hidden) spell checking form.
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var spellform = document.forms.spell_form;
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// Register the name of the editing form for future reference.
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spell_formname = formName;
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spell_fieldname = fieldName;
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// This should match a word (most of the time).
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var regexpWordMatch = /(?:<[^>]+>)|(?:\[[^ ][^\]]*\])|(?:&[^; ]+;)|(?:[^0-9\s\]\[{};:"\\|,<.>\/?`~!@#$%^&*()_+=]+)/g;
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// These characters can appear within words.
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var aWordCharacters = ['-', '\''];
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var aWords = new Array(), aResult = new Array();
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var sText = document.forms[formName][fieldName].value;
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var bInCode = false;
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var iOffset1, iOffset2;
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// Loop through all words.
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while ((aResult = regexpWordMatch.exec(sText)) && typeof(aResult) != 'undefined')
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{
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iOffset1 = 0;
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iOffset2 = aResult[0].length - 1;
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// Strip the dashes and hyphens from the begin of the word.
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while (in_array(aResult[0].charAt(iOffset1), aWordCharacters) && iOffset1 < iOffset2)
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iOffset1++;
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// Strip the dashes and hyphens from the end of the word.
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while (in_array(aResult[0].charAt(iOffset2), aWordCharacters) && iOffset1 < iOffset2)
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iOffset2--;
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// I guess there's only dashes and hyphens in this word...
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if (iOffset1 == iOffset2)
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continue;
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// Ignore code blocks.
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if (aResult[0].substr(0, 5).toLowerCase() == '[code')
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bInCode = true;
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// Glad we're out of that code block!
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else if (bInCode && aResult[0].substr(0, 7).toLowerCase() == '[/code]')
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bInCode = false;
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// Now let's get to business.
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else if (!bInCode && !in_array(aResult[0].charAt(0), ['[', '<']) && aResult[0].toUpperCase() != aResult[0])
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aWords[aWords.length] = aResult[0].substr(iOffset1, iOffset2 - iOffset1 + 1) + '|' + (iOffset1 + sText.substr(0, aResult.index).length) + '|' + (iOffset2 + sText.substr(0, aResult.index).length);
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}
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// Open the window...
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openSpellWin(640, 480);
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// Pass the data to a form...
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spellform.spellstring.value = aWords.join('\n');
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// and go!
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spellform.submit();
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return true;
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}
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// Private functions -------------------------------
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// Globals...
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var wordindex = -1, offsetindex = 0;
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var ignoredWords = [];
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// A "misspelled word" object.
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function misp(word, start, end, suggestions)
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{
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// The word, start index, end index, and array of suggestions.
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this.word = word;
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this.start = start;
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this.end = end;
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this.suggestions = suggestions;
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}
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// Replace the word in the misps array at the "wordindex" index. The
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// misps array is generated by a PHP script after the string to be spell
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// checked is evaluated with pspell.
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function replaceWord()
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{
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var strstart = "";
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var strend;
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// If this isn't the beginning of the string then get all of the string
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// that is before the word we are replacing.
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if (misps[wordindex].start != 0)
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strstart = mispstr.slice(0, misps[wordindex].start + offsetindex);
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// Get the end of the string after the word we are replacing.
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strend = mispstr.slice(misps[wordindex].end + 1 + offsetindex);
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// Rebuild the string with the new word.
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mispstr = strstart + document.forms.spellingForm.changeto.value + strend;
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// Update offsetindex to compensate for replacing a word with a word
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// of a different length.
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offsetindex += document.forms.spellingForm.changeto.value.length - misps[wordindex].word.length;
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// Update the word so future replaceAll calls don't change it.
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misps[wordindex].word = document.forms.spellingForm.changeto.value;
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nextWord(false);
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}
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// Replaces all instances of currently selected word with contents chosen by user.
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// Note: currently only replaces words after highlighted word. I think we can re-index
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// all words at replacement or ignore time to have it wrap to the beginning if we want
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// to.
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function replaceAll()
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{
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var strend;
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var idx;
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var origword;
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var localoffsetindex = offsetindex;
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origword = misps[wordindex].word;
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// Re-index everything past the current word.
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for (idx = wordindex; idx < misps.length; idx++)
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{
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misps[idx].start += localoffsetindex;
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misps[idx].end += localoffsetindex;
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}
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localoffsetindex = 0;
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for (idx = 0; idx < misps.length; idx++)
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{
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if (misps[idx].word == origword)
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{
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var strstart = "";
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if (misps[idx].start != 0)
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strstart = mispstr.slice(0, misps[idx].start + localoffsetindex);
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// Get the end of the string after the word we are replacing.
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strend = mispstr.slice(misps[idx].end + 1 + localoffsetindex);
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// Rebuild the string with the new word.
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mispstr = strstart + document.forms.spellingForm.changeto.value + strend;
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// Update offsetindex to compensate for replacing a word with a word
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// of a different length.
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localoffsetindex += document.forms.spellingForm.changeto.value.length - misps[idx].word.length;
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}
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// We have to re-index everything after replacements.
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misps[idx].start += localoffsetindex;
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misps[idx].end += localoffsetindex;
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}
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// Add the word to the ignore array.
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ignoredWords[origword] = true;
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// Reset offsetindex since we re-indexed.
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offsetindex = 0;
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nextWord(false);
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}
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// Highlight the word that was selected using the nextWord function.
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function highlightWord()
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{
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var strstart = "";
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var strend;
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// If this isn't the beginning of the string then get all of the string
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// that is before the word we are replacing.
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if (misps[wordindex].start != 0)
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strstart = mispstr.slice(0, misps[wordindex].start + offsetindex);
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// Get the end of the string after the word we are replacing.
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strend = mispstr.slice(misps[wordindex].end + 1 + offsetindex);
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// Rebuild the string with a span wrapped around the misspelled word
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// so we can highlight it in the div the user is viewing the string in.
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var divptr, newValue;
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divptr = document.getElementById("spellview");
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newValue = htmlspecialchars(strstart) + '<span class="highlight" id="h1">' + misps[wordindex].word + '</span>' + htmlspecialchars(strend);
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setInnerHTML(divptr, newValue.replace(/_\|_/g, '<br />'));
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// We could use scrollIntoView, but it's just not that great anyway.
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var spellview_height = typeof(document.getElementById("spellview").currentStyle) != "undefined" ? parseInt(document.getElementById("spellview").currentStyle.height) : document.getElementById("spellview").offsetHeight;
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var word_position = document.getElementById("h1").offsetTop;
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var current_position = document.getElementById("spellview").scrollTop;
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// The spellview is not tall enough! Scroll down!
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if (spellview_height <= (word_position + current_position))
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document.getElementById("spellview").scrollTop = word_position + current_position - spellview_height + 32;
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}
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// Display the next misspelled word to the user and populate the suggested spellings box.
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function nextWord(ignoreall)
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{
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// Push ignored word onto ignoredWords array.
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if (ignoreall)
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ignoredWords[misps[wordindex].word] = true;
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// Update the index of all words we have processed...
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// This must be done to accomodate the replaceAll function.
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if (wordindex >= 0)
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{
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misps[wordindex].start += offsetindex;
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misps[wordindex].end += offsetindex;
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}
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// Increment the counter for the array of misspelled words.
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wordindex++;
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// Draw it and quit if there are no more misspelled words to evaluate.
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if (misps.length <= wordindex)
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{
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var divptr;
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divptr = document.getElementById("spellview");
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setInnerHTML(divptr, htmlspecialchars(mispstr).replace(/_\|_/g, "<br />"));
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while (document.forms.spellingForm.suggestions.options.length > 0)
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document.forms.spellingForm.suggestions.options[0] = null;
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alert(txt['done']);
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document.forms.spellingForm.change.disabled = true;
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document.forms.spellingForm.changeall.disabled = true;
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document.forms.spellingForm.ignore.disabled = true;
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document.forms.spellingForm.ignoreall.disabled = true;
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// Put line feeds back...
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mispstr = mispstr.replace(/_\|_/g, "\n");
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// Get a handle to the field we need to re-populate.
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window.opener.document.forms[spell_formname][spell_fieldname].value = mispstr;
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if (!window.opener.spellCheckDone)
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window.opener.document.forms[spell_formname][spell_fieldname].focus();
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else
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window.opener.spellCheckDone();
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window.close();
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return true;
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}
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// Check to see if word is supposed to be ignored.
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if (typeof(ignoredWords[misps[wordindex].word]) != "undefined")
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{
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nextWord(false);
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return false;
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}
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// Clear out the suggestions box!
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while (document.forms.spellingForm.suggestions.options.length > 0)
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document.forms.spellingForm.suggestions.options[0] = null;
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// Re-populate the suggestions box if there are any suggested spellings for the word.
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if (misps[wordindex].suggestions.length)
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{
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for (var sugidx = 0; sugidx < misps[wordindex].suggestions.length; sugidx++)
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{
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var newopt = new Option(misps[wordindex].suggestions[sugidx], misps[wordindex].suggestions[sugidx]);
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document.forms.spellingForm.suggestions.options[sugidx] = newopt;
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if (sugidx == 0)
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{
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newopt.selected = true;
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document.forms.spellingForm.changeto.value = newopt.value;
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document.forms.spellingForm.changeto.select();
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}
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}
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}
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if (document.forms.spellingForm.suggestions.options.length == 0)
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document.forms.spellingForm.changeto.value = "";
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highlightWord();
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return false;
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}
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function htmlspecialchars(thetext)
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{
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thetext = thetext.replace(/\</g, "<");
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thetext = thetext.replace(/\>/g, ">");
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thetext = thetext.replace(/\n/g, "<br />");
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thetext = thetext.replace(/\ \ /g, " ");
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return thetext;
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}
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function openSpellWin(width, height)
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{
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window.open("", "spellWindow", "toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=no,width=" + width + ",height=" + height);
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}
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