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markdown: Remove redundant checks from /me.

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If a message begins with /me, we do not have any cases where the
rendered content would not begin with `<p>/me`. Thus, we can safely
remove the redundant checks both on the backend and frontend.
This commit is contained in:
Rohitt Vashishtha
2019-12-03 19:59:44 +05:30
committed by Tim Abbott
parent 3df18c365d
commit 85c669e366
5 changed files with 11 additions and 19 deletions
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9
frontend_tests/node_tests/compose.js
View File

@@ -1503,10 +1503,9 @@ run_test('on_events', () => {
};
}
function setup_mock_markdown_is_status_message(msg_content, msg_rendered, return_val) {
markdown.is_status_message = function (content, rendered) {
function setup_mock_markdown_is_status_message(msg_content, return_val) {
markdown.is_status_message = function (content) {
assert.equal(content, msg_content);
assert.equal(rendered, msg_rendered);
return return_val;
};
}
@@ -1572,7 +1571,7 @@ run_test('on_events', () => {
$("#compose-textarea").val('```foobarfoobar```');
setup_visibilities();
setup_mock_markdown_contains_backend_only_syntax('```foobarfoobar```', true);
setup_mock_markdown_is_status_message('```foobarfoobar```', 'Server: foobarfoobar', false);
setup_mock_markdown_is_status_message('```foobarfoobar```', false);
loading.make_indicator = function (spinner) {
assert.equal(spinner.selector, "#markdown_preview_spinner");
make_indicator_called = true;
@@ -1588,7 +1587,7 @@ run_test('on_events', () => {
$("#compose-textarea").val('foobarfoobar');
setup_visibilities();
setup_mock_markdown_contains_backend_only_syntax('foobarfoobar', false);
setup_mock_markdown_is_status_message('foobarfoobar', 'Server: foobarfoobar', false);
setup_mock_markdown_is_status_message('foobarfoobar', false);
mock_channel_post('foobarfoobar');
markdown.apply_markdown = function (msg) {
assert.equal(msg.raw_content, 'foobarfoobar');

2
static/js/compose.js
View File

@@ -729,7 +729,7 @@ exports.render_and_show_preview = function (preview_spinner, preview_content_box
// and will be undefined in case of errors
let rendered_preview_html;
if (raw_content !== undefined &&
markdown.is_status_message(raw_content, rendered_content)) {
markdown.is_status_message(raw_content)) {
// Handle previews of /me messages
rendered_preview_html = "<p><strong>" + page_params.full_name + "</strong>" + rendered_content.slice("<p>/me".length);
} else {

8
static/js/markdown.js
View File

@@ -129,7 +129,7 @@ exports.apply_markdown = function (message) {
};
// Our python-markdown processor appends two \n\n to input
message.content = marked(message.raw_content + '\n\n', options).trim();
message.is_me_message = exports.is_status_message(message.raw_content, message.content);
message.is_me_message = exports.is_status_message(message.raw_content);
};
exports.add_topic_links = function (message) {
@@ -168,10 +168,8 @@ exports.add_topic_links = function (message) {
util.set_topic_links(message, links);
};
exports.is_status_message = function (raw_content, content) {
return raw_content.indexOf('/me ') === 0 &&
content.indexOf('<p>') === 0 &&
content.indexOf('</p>') !== -1;
exports.is_status_message = function (raw_content) {
return raw_content.indexOf('/me ') === 0;
};
function make_emoji_span(codepoint, title, alt_text) {

4
zerver/models.py
View File

@@ -1723,10 +1723,10 @@ class Message(AbstractMessage):
@staticmethod
def is_status_message(content: str, rendered_content: str) -> bool:
"""
Returns True if content and rendered_content are from 'me_message'
"status messages" start with /me and have special rendering:
/me loves chocolate -> Full Name loves chocolate
"""
if content.startswith('/me '):
if rendered_content.startswith('<p>') and '</p>' in rendered_content:
return True
return False

5
zerver/tests/test_bugdown.py
View File

@@ -1020,11 +1020,6 @@ class BugdownTest(ZulipTestCase):
)
self.assertTrue(Message.is_status_message(content, rendered_content))
# Add an artificial test to fail the check:
content = '/me takes a walk'
rendered_content = '<h1>/me takes a walk</h1>'
self.assertFalse(Message.is_status_message(content, rendered_content))
def test_alert_words(self) -> None:
user_profile = self.example_user('othello')
do_set_alert_words(user_profile, ["ALERTWORD", "scaryword"])