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
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
|
package main
import (
"html/template"
"regexp"
"strings"
"github.com/FChannel0/FChannel-Server/activitypub"
"github.com/FChannel0/FChannel-Server/config"
"github.com/FChannel0/FChannel-Server/db"
"github.com/FChannel0/FChannel-Server/util"
"github.com/FChannel0/FChannel-Server/webfinger"
_ "github.com/lib/pq"
)
func MediaProxy(url string) string {
re := regexp.MustCompile("(.+)?" + config.Domain + "(.+)?")
if re.MatchString(url) {
return url
}
re = regexp.MustCompile("(.+)?\\.onion(.+)?")
if re.MatchString(url) {
return url
}
MediaHashs[HashMedia(url)] = url
return "/api/media?hash=" + HashMedia(url)
}
func ParseAttachment(obj activitypub.ObjectBase, catalog bool) template.HTML {
if len(obj.Attachment) < 1 {
return ""
}
var media string
if regexp.MustCompile(`image\/`).MatchString(obj.Attachment[0].MediaType) {
media = "<img "
media += "id=\"img\" "
media += "main=\"1\" "
media += "enlarge=\"0\" "
media += "attachment=\"" + obj.Attachment[0].Href + "\""
if catalog {
media += "style=\"max-width: 180px; max-height: 180px;\" "
} else {
media += "style=\"float: left; margin-right: 10px; margin-bottom: 10px; max-width: 250px; max-height: 250px;\""
}
if obj.Preview.Id != "" {
media += "src=\"" + MediaProxy(obj.Preview.Href) + "\""
media += "preview=\"" + MediaProxy(obj.Preview.Href) + "\""
} else {
media += "src=\"" + MediaProxy(obj.Attachment[0].Href) + "\""
media += "preview=\"" + MediaProxy(obj.Attachment[0].Href) + "\""
}
media += ">"
return template.HTML(media)
}
if regexp.MustCompile(`audio\/`).MatchString(obj.Attachment[0].MediaType) {
media = "<audio "
media += "controls=\"controls\" "
media += "preload=\"metadta\" "
if catalog {
media += "style=\"margin-right: 10px; margin-bottom: 10px; max-width: 180px; max-height: 180px;\" "
} else {
media += "style=\"float: left; margin-right: 10px; margin-bottom: 10px; max-width: 250px; max-height: 250px;\" "
}
media += ">"
media += "<source "
media += "src=\"" + MediaProxy(obj.Attachment[0].Href) + "\" "
media += "type=\"" + obj.Attachment[0].MediaType + "\" "
media += ">"
media += "Audio is not supported."
media += "</audio>"
return template.HTML(media)
}
if regexp.MustCompile(`video\/`).MatchString(obj.Attachment[0].MediaType) {
media = "<video "
media += "controls=\"controls\" "
media += "preload=\"metadta\" "
media += "muted=\"muted\" "
if catalog {
media += "style=\"margin-right: 10px; margin-bottom: 10px; max-width: 180px; max-height: 180px;\" "
} else {
media += "style=\"float: left; margin-right: 10px; margin-bottom: 10px; max-width: 250px; max-height: 250px;\" "
}
media += ">"
media += "<source "
media += "src=\"" + MediaProxy(obj.Attachment[0].Href) + "\" "
media += "type=\"" + obj.Attachment[0].MediaType + "\" "
media += ">"
media += "Video is not supported."
media += "</video>"
return template.HTML(media)
}
return template.HTML(media)
}
func ParseContent(board activitypub.Actor, op string, content string, thread activitypub.ObjectBase) (template.HTML, error) {
nContent := strings.ReplaceAll(content, `<`, "<")
nContent, err := ParseLinkComments(board, op, nContent, thread)
if err != nil {
return "", err
}
nContent = ParseCommentQuotes(nContent)
nContent = strings.ReplaceAll(nContent, `/\<`, ">")
return template.HTML(nContent), nil
}
func ParseLinkComments(board activitypub.Actor, op string, content string, thread activitypub.ObjectBase) (string, error) {
re := regexp.MustCompile(`(>>(https?://[A-Za-z0-9_.:\-~]+\/[A-Za-z0-9_.\-~]+\/)(f[A-Za-z0-9_.\-~]+-)?([A-Za-z0-9_.\-~]+)?#?([A-Za-z0-9_.\-~]+)?)`)
match := re.FindAllStringSubmatch(content, -1)
//add url to each matched reply
for i, _ := range match {
link := strings.Replace(match[i][0], ">>", "", 1)
isOP := ""
domain := match[i][2]
if link == op {
isOP = " (OP)"
}
parsedLink := ConvertHashLink(domain, link)
//formate the hover title text
var quoteTitle string
// if the quoted content is local get it
// else get it from the database
if thread.Id == link {
quoteTitle = ParseLinkTitle(board.Outbox, op, thread.Content)
} else {
for _, e := range thread.Replies.OrderedItems {
if e.Id == parsedLink {
quoteTitle = ParseLinkTitle(board.Outbox, op, e.Content)
break
}
}
if quoteTitle == "" {
obj, err := db.GetObjectFromDBFromID(parsedLink)
if err != nil {
return "", err
}
if len(obj.OrderedItems) > 0 {
quoteTitle = ParseLinkTitle(board.Outbox, op, obj.OrderedItems[0].Content)
} else {
quoteTitle = ParseLinkTitle(board.Outbox, op, parsedLink)
}
}
}
//replace link with quote format
replyID, isReply, err := db.IsReplyToOP(op, parsedLink)
if err != nil {
return "", err
}
if isReply {
id := util.ShortURL(board.Outbox, replyID)
content = strings.Replace(content, match[i][0], "<a class=\"reply\" title=\""+quoteTitle+"\" href=\"/"+board.Name+"/"+util.ShortURL(board.Outbox, op)+"#"+id+"\">>>"+id+""+isOP+"</a>", -1)
} else {
//this is a cross post
parsedOP, err := db.GetReplyOP(parsedLink)
if err != nil {
return "", err
}
actor, err := webfinger.FingerActor(parsedLink)
if err != nil {
return "", err
}
if parsedOP != "" {
link = parsedOP + "#" + util.ShortURL(parsedOP, parsedLink)
}
if actor.Id != "" {
content = strings.Replace(content, match[i][0], "<a class=\"reply\" title=\""+quoteTitle+"\" href=\""+link+"\">>>"+util.ShortURL(board.Outbox, parsedLink)+isOP+" →</a>", -1)
}
}
}
return content, nil
}
func ParseLinkTitle(actorName string, op string, content string) string {
re := regexp.MustCompile(`(>>(https?://[A-Za-z0-9_.:\-~]+\/[A-Za-z0-9_.\-~]+\/)\w+(#.+)?)`)
match := re.FindAllStringSubmatch(content, -1)
for i, _ := range match {
link := strings.Replace(match[i][0], ">>", "", 1)
isOP := ""
domain := match[i][2]
if link == op {
isOP = " (OP)"
}
link = ConvertHashLink(domain, link)
content = strings.Replace(content, match[i][0], ">>"+util.ShortURL(actorName, link)+isOP, 1)
}
content = strings.ReplaceAll(content, "'", "")
content = strings.ReplaceAll(content, "\"", "")
content = strings.ReplaceAll(content, ">", `/\<`)
return content
}
func ParseCommentQuotes(content string) string {
// replace quotes
re := regexp.MustCompile(`((\r\n|\r|\n|^)>(.+)?[^\r\n])`)
match := re.FindAllStringSubmatch(content, -1)
for i, _ := range match {
quote := strings.Replace(match[i][0], ">", ">", 1)
line := re.ReplaceAllString(match[i][0], "<span class=\"quote\">"+quote+"</span>")
content = strings.Replace(content, match[i][0], line, 1)
}
//replace isolated greater than symboles
re = regexp.MustCompile(`(\r\n|\n|\r)>`)
return re.ReplaceAllString(content, "\r\n<span class=\"quote\">></span>")
}
func ConvertHashLink(domain string, link string) string {
re := regexp.MustCompile(`(#.+)`)
parsedLink := re.FindString(link)
if parsedLink != "" {
parsedLink = domain + "" + strings.Replace(parsedLink, "#", "", 1)
parsedLink = strings.Replace(parsedLink, "\r", "", -1)
} else {
parsedLink = link
}
return parsedLink
}
|
