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MOBILE-3833 core: Fix substring errors

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Dani Palou 2022-02-04 12:34:28 +01:00
parent 947534a6b7
commit a6df4e997b
6 changed files with 9 additions and 9 deletions
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2
src/addons/filter/mathjaxloader/services/handlers/mathjaxloader.ts
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@ -190,7 +190,7 @@ export class AddonFilterMathJaxLoaderHandlerService extends CoreFilterDefaultHan
protected insertSpan(text: string, start: number, end: number): string { protected insertSpan(text: string, start: number, end: number): string {
return CoreTextUtils.substrReplace( return CoreTextUtils.substrReplace(
text, text,
'<span class="nolink">' + text.substring(start, end - start + 1) + '</span>', '<span class="nolink">' + text.substring(start, end + 1) + '</span>',
start, start,
end - start + 1, end - start + 1,
); );

2
src/addons/mod/lesson/services/lesson.ts
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@ -760,7 +760,7 @@ export class AddonModLessonProvider {
let ignoreCase = ''; let ignoreCase = '';
if (useRegExp) { if (useRegExp) {
if (expectedAnswer.substring(-2) == '/i') { if (expectedAnswer.slice(-2) == '/i') {
expectedAnswer = expectedAnswer.substring(0, expectedAnswer.length - 2); expectedAnswer = expectedAnswer.substring(0, expectedAnswer.length - 2);
ignoreCase = 'i'; ignoreCase = 'i';
} }

4
src/addons/mod/scorm/classes/data-model-12.ts
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@ -748,7 +748,7 @@ export class AddonModScormDataModel12 {
const childrenStr = '._children'; const childrenStr = '._children';
const countStr = '._count'; const countStr = '._count';
if (elementModel.substring(elementModel.length - childrenStr.length, elementModel.length) == childrenStr) { if (elementModel.substring(elementModel.length - childrenStr.length) == childrenStr) {
const parentModel = elementModel.substring(0, elementModel.length - childrenStr.length); const parentModel = elementModel.substring(0, elementModel.length - childrenStr.length);
if (this.dataModel[this.scoId][parentModel] !== undefined) { if (this.dataModel[this.scoId][parentModel] !== undefined) {
@ -756,7 +756,7 @@ export class AddonModScormDataModel12 {
} else { } else {
this.errorCode = '201'; this.errorCode = '201';
} }
} else if (elementModel.substring(elementModel.length - countStr.length, elementModel.length) == countStr) { } else if (elementModel.substring(elementModel.length - countStr.length) == countStr) {
const parentModel = elementModel.substring(0, elementModel.length - countStr.length); const parentModel = elementModel.substring(0, elementModel.length - countStr.length);
if (this.dataModel[this.scoId][parentModel] !== undefined) { if (this.dataModel[this.scoId][parentModel] !== undefined) {

4
src/addons/mod/url/services/url.ts
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@ -68,7 +68,7 @@ export class AddonModUrlProvider {
const download = ['application/zip', 'application/x-tar', 'application/g-zip', 'application/pdf', 'text/html']; const download = ['application/zip', 'application/x-tar', 'application/g-zip', 'application/pdf', 'text/html'];
let mimetype = CoreMimetypeUtils.getMimeType(extension); let mimetype = CoreMimetypeUtils.getMimeType(extension);
if (url.externalurl.indexOf('.php') != -1 || url.externalurl.substring(-1) === '/' || if (url.externalurl.indexOf('.php') != -1 || url.externalurl.slice(-1) === '/' ||
(url.externalurl.indexOf('//') != -1 && url.externalurl.match(/\//g)?.length == 2)) { (url.externalurl.indexOf('//') != -1 && url.externalurl.match(/\//g)?.length == 2)) {
// Seems to be a web, use HTML mimetype. // Seems to be a web, use HTML mimetype.
mimetype = 'text/html'; mimetype = 'text/html';
@ -158,7 +158,7 @@ export class AddonModUrlProvider {
const matches = url.match(/\//g); const matches = url.match(/\//g);
const extension = CoreMimetypeUtils.getFileExtension(url); const extension = CoreMimetypeUtils.getFileExtension(url);
if (!matches || matches.length < 3 || url.substring(-1) === '/' || extension == 'php') { if (!matches || matches.length < 3 || url.slice(-1) === '/' || extension == 'php') {
// Use default icon. // Use default icon.
return ''; return '';
} }

4
src/core/singletons/colors.ts
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@ -123,8 +123,8 @@ export class CoreColors {
return { return {
red: parseInt(color.substring(0, 2), 16), red: parseInt(color.substring(0, 2), 16),
green: parseInt(color.substring(2, 2), 16), green: parseInt(color.substring(2, 4), 16),
blue: parseInt(color.substring(4, 2), 16), blue: parseInt(color.substring(4, 6), 16),
}; };
} }

2
src/core/singletons/locutus.ts
View File

@ -123,7 +123,7 @@ function readBytes (str, len, escapedString = false) {
const isLowSurrogate = code >= 0xdc00 && code <= 0xdfff const isLowSurrogate = code >= 0xdc00 && code <= 0xdfff
if (escapedString && chr === '\\') { if (escapedString && chr === '\\') {
chr = String.fromCharCode(parseInt(str.substring(c + 1, 2), 16)) chr = String.fromCharCode(parseInt(str.substring(c + 1, c + 3), 16))
escapedChars++ escapedChars++
// each escaped sequence is 3 characters. Go 2 chars ahead. // each escaped sequence is 3 characters. Go 2 chars ahead.