1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
|
/*
* webmention.js -- Fetch and display mentions from webmention.io.
* Copyright © 2019 - 2020 Jakob L. Kreuze <zerodaysfordays@sdf.org>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see
* <http://www.gnu.org/licenses/>.
*/
function buildApiUri() {
const ref = "jakob.space";
const slug = /[^\/]*(?=\.html)/.exec(window.location.href);
const endpoints = [
`http://${ref}/${slug}.html`,
`https://${ref}/${slug}.html`,
`http://${ref}/blog/${slug}.html`,
`https://${ref}/blog/${slug}.html`,
];
return ["https://webmention.io/api/mentions.jf2?per-page=200&page=0"].concat(
endpoints.map((endpoint) => {
return `target[]=${endpoint}`;
}).join("&")
).join("");
}
function getData(url, callback) {
if (fetch) {
fetch(url).then(function(response) {
if (response.status >= 200 && response.status < 300) {
return Promise.resolve(response);
} else {
return Promise.reject(new Error(`Request failed: ${response.statusText}`));
}
}).then(function(response) {
return response.json();
}).then(callback);
} else {
let xhr = new XMLHttpRequest();
xhr.onload = function(data) {
callback(JSON.parse(data));
}
xhr.onerror = function(error) {
throw new Error(`Request failed: ${error}`);
}
}
}
function makeComment(comment) {
const strip = (uri) => {
const sep = "://";
return uri.substring(uri.indexOf(sep) + sep.length);
};
const element = (type, attributes) => {
let res = document.createElement(type);
for (const attribute in attributes) {
res.setAttribute(attribute, attributes[attribute]);
}
return res;
};
// Create the h-card section.
let avatar = element("img", {
"class": "u-photo",
"src": comment.url.startsWith("https://lobste.rs/")
? "/static/image/lobsters.png"
: comment.author.photo || "/static/image/default-icon.png"
});
let authorName = element("a", {
"class": "p-name u-url",
"href": comment.author.url
});
authorName.textContent = comment.author.name;
let authorURI = element("a", {
"class": "author_url",
"href": comment.author.url
});
authorURI.textContent = strip(comment.author.url);
let hCardContainer = element("div", {
"class": "p-author h-card author"
});
hCardContainer.appendChild(avatar);
hCardContainer.appendChild(authorName);
hCardContainer.appendChild(authorURI);
// Create the content section.
let contentContainer = element("div", {
"class": "e-content p-name comment-content",
});
if (comment.hasOwnProperty("content")) {
contentContainer.textContent = comment.content.text;
} else {
let em = element("em", {});
if (comment.hasOwnProperty("wm-property")) {
if ("repost-of" === comment["wm-property"]) {
em.textContent = "Reposted this!";
} else if ("like-of" === comment["wm-property"]) {
em.textContent = "Favorited this!";
} else {
em.textContent = "No text provided :(";
}
} else {
em.textContent = "No text provided :(";
}
contentContainer.appendChild(em);
}
// Create the metaline section.
let pubTime = comment.published || comment["wm-received"];
let time = element("time", {
"class": "dt-published",
"datetime": pubTime,
});
time.textContent = (new Date(pubTime)).toString();
let linkBack = element("a", {
"class": "u-url",
"href": comment.url
});
linkBack.appendChild(time);
let metalineContainer = element("div", {
"class": "metaline"
});
metalineContainer.appendChild(linkBack);
let sourceIcon = document.createElement("img");
sourceIcon.classList.add("comment-source-identifier")
sourceIcon.src = "/static/image/webmention-logo.png";
// Put it all together.
let wrapper = element("li", {
"class": "p-comment h-cite comment comment-source-webmention",
});
wrapper.appendChild(sourceIcon);
wrapper.appendChild(hCardContainer);
wrapper.appendChild(contentContainer);
wrapper.appendChild(metalineContainer);
return wrapper;
}
function makeInteraction(ent) {
const strip = (uri) => {
const sep = "://";
return uri.substring(uri.indexOf(sep) + sep.length);
};
const element = (type, attributes) => {
let res = document.createElement(type);
for (const attribute in attributes) {
res.setAttribute(attribute, attributes[attribute]);
}
return res;
};
// Create the h-card section.
let avatar = element("img", {
"class": "u-photo",
"src": ent.url.startsWith("https://lobste.rs/")
? "/static/image/lobsters.png"
: ent.author.photo || "/static/image/default-icon.png"
});
let avatarContainer = element("a", {
"href": ent.author.url
});
avatarContainer.appendChild(avatar);
// Create the content section.
let contentContainer = element("div", {
"class": "e-content p-name comment-content",
});
let em = element("em", {});
if ("repost-of" === ent["wm-property"]) {
em.textContent = "Reposted this!";
} else if ("like-of" === ent["wm-property"]) {
em.textContent = "Favorited this!";
} else {
return null;
}
contentContainer.appendChild(em);
let sourceIcon = document.createElement("img");
sourceIcon.classList.add("comment-source-identifier")
sourceIcon.src = "/static/image/webmention-logo.png";
// Put it all together.
let wrapper = element("li", {
"class": "p-comment h-cite interaction comment-source-webmention",
});
wrapper.appendChild(avatarContainer);
wrapper.appendChild(contentContainer);
wrapper.appendChild(sourceIcon);
return wrapper;
}
function makeEntry(ent) {
if (ent.hasOwnProperty("wm-property")) {
if (ent.hasOwnProperty("content") && ent["wm-property"] !== "repost-of") {
return makeComment(ent);
} else {
return makeInteraction(ent);
}
}
return null;
}
getData(buildApiUri(), (json) => {
json.children
.map(makeEntry)
.filter((x) => x !== null)
.forEach((elem) => {
document.getElementById("webmention-container").appendChild(elem);
})});
|
