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-rw-r--r--webapp/utils/text_formatting.jsx19
-rw-r--r--webapp/utils/utils.jsx4
2 files changed, 16 insertions, 7 deletions
diff --git a/webapp/utils/text_formatting.jsx b/webapp/utils/text_formatting.jsx
index 4602a31b2..e34b8fdbb 100644
--- a/webapp/utils/text_formatting.jsx
+++ b/webapp/utils/text_formatting.jsx
@@ -185,7 +185,7 @@ function autolinkChannelMentions(text, tokens, channelNamesMap, team) {
}
tokens.set(alias, {
- value: `<a class='mention-link' href="${href}" data-channel-mention="${channelName}">${displayName}</a>`,
+ value: `<a class="mention-link" href="${href}" data-channel-mention="${channelName}">~${displayName}</a>`,
originalText: mention
});
return alias;
@@ -196,7 +196,7 @@ function autolinkChannelMentions(text, tokens, channelNamesMap, team) {
if (channelMentionExists(channelNameLower)) {
// Exact match
- const alias = addToken(channelNameLower, mention, '~' + channelNamesMap[channelNameLower].display_name);
+ const alias = addToken(channelNameLower, mention, escapeHtml(channelNamesMap[channelNameLower].display_name));
return spacer + alias;
}
@@ -209,7 +209,8 @@ function autolinkChannelMentions(text, tokens, channelNamesMap, team) {
if (channelMentionExists(channelNameLower)) {
const suffix = originalChannelName.substr(c - 1);
- const alias = addToken(channelNameLower, '~' + channelNameLower, '~' + channelNamesMap[channelNameLower].display_name);
+ const alias = addToken(channelNameLower, '~' + channelNameLower,
+ escapeHtml(channelNamesMap[channelNameLower].display_name));
return spacer + alias + suffix;
}
} else {
@@ -231,6 +232,18 @@ export function escapeRegex(text) {
return text.replace(/[-/\\^$*+?.()|[\]{}]/g, '\\$&');
}
+const htmlEntities = {
+ '&': '&amp;',
+ '<': '&lt;',
+ '>': '&gt;',
+ '"': '&quot;',
+ "'": '&#039;'
+};
+
+export function escapeHtml(text) {
+ return text.replace(/[&<>"']/g, (match) => htmlEntities[match]);
+}
+
function highlightCurrentMentions(text, tokens, mentionKeys = []) {
let output = text;
diff --git a/webapp/utils/utils.jsx b/webapp/utils/utils.jsx
index b99f7b967..aa98a9872 100644
--- a/webapp/utils/utils.jsx
+++ b/webapp/utils/utils.jsx
@@ -242,10 +242,6 @@ export function extractFirstLink(text) {
return '';
}
-export function escapeRegExp(string) {
- return string.replace(/([.*+?^=!:${}()|[\]/\\])/g, '\\$1');
-}
-
// Taken from http://stackoverflow.com/questions/1068834/object-comparison-in-javascript and modified slightly
export function areObjectsEqual(x, y) {
let p;