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1 | package be.nikiroo.jvcard.parsers; |
2 | ||
bcb54330 | 3 | import java.util.Iterator; |
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4 | import java.util.LinkedList; |
5 | import java.util.List; | |
6 | ||
7 | import be.nikiroo.jvcard.Card; | |
8 | import be.nikiroo.jvcard.Contact; | |
9 | import be.nikiroo.jvcard.Data; | |
10 | import be.nikiroo.jvcard.TypeInfo; | |
11 | ||
12 | public class Vcard21Parser { | |
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13 | public static List<Contact> parse(Iterable<String> textData) { |
14 | Iterator<String> lines = textData.iterator(); | |
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15 | List<Contact> contacts = new LinkedList<Contact>(); |
16 | List<Data> datas = null; | |
17 | ||
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18 | String nextRawLine = null; |
19 | if (lines.hasNext()) { | |
20 | nextRawLine = lines.next(); | |
21 | while (lines.hasNext() && isContinuation(nextRawLine)) { | |
22 | // BAD INPUT FILE. IGNORE. | |
23 | System.err | |
24 | .println("VCARD Parser warning: CONTINUATION line seen before any data line"); | |
25 | nextRawLine = lines.next(); | |
26 | } | |
27 | } | |
28 | ||
29 | while (nextRawLine != null) { | |
30 | StringBuilder rawLine = new StringBuilder(nextRawLine.trim()); | |
31 | if (lines.hasNext()) | |
32 | nextRawLine = lines.next(); | |
33 | else | |
34 | nextRawLine = null; | |
35 | ||
36 | while (isContinuation(nextRawLine)) { | |
37 | rawLine.append(nextRawLine.trim()); | |
38 | if (lines.hasNext()) | |
39 | nextRawLine = lines.next(); | |
40 | else | |
41 | nextRawLine = null; | |
42 | } | |
43 | ||
44 | String line = rawLine.toString(); | |
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45 | if (line.equals("BEGIN:VCARD")) { |
46 | datas = new LinkedList<Data>(); | |
47 | } else if (line.equals("END:VCARD")) { | |
48 | if (datas == null) { | |
49 | // BAD INPUT FILE. IGNORE. | |
50 | System.err | |
51 | .println("VCARD Parser warning: END:VCARD seen before any VCARD:BEGIN"); | |
52 | } else { | |
53 | contacts.add(new Contact(datas)); | |
54 | } | |
55 | } else { | |
56 | if (datas == null) { | |
57 | // BAD INPUT FILE. IGNORE. | |
58 | System.err | |
59 | .println("VCARD Parser warning: data seen before any VCARD:BEGIN"); | |
60 | } else { | |
61 | List<TypeInfo> types = new LinkedList<TypeInfo>(); | |
62 | String name = ""; | |
63 | String value = ""; | |
64 | String group = ""; | |
65 | ||
66 | if (line.contains(":")) { | |
67 | String rest = line.split(":")[0]; | |
68 | value = line.substring(rest.length() + 1); | |
69 | ||
70 | if (rest.contains(";")) { | |
71 | String tab[] = rest.split(";"); | |
72 | name = tab[0]; | |
73 | ||
74 | for (int i = 1; i < tab.length; i++) { | |
75 | if (tab[i].contains("=")) { | |
76 | String tname = tab[i].split("=")[0]; | |
77 | String tvalue = tab[i].substring(tname | |
78 | .length() + 1); | |
79 | types.add(new TypeInfo(tname, tvalue)); | |
80 | } else { | |
81 | types.add(new TypeInfo(tab[i], "")); | |
82 | } | |
83 | } | |
84 | } else { | |
85 | name = rest; | |
86 | } | |
87 | } else { | |
88 | name = line; | |
89 | } | |
90 | ||
91 | if (name.contains(".")) { | |
92 | group = name.split("\\.")[0]; | |
93 | name = name.substring(group.length() + 1); | |
94 | } | |
95 | ||
96 | datas.add(new Data(types, name, value, group)); | |
97 | } | |
98 | } | |
99 | } | |
100 | ||
101 | return contacts; | |
102 | } | |
103 | ||
104 | // -1 = no bkeys | |
105 | public static String toString(Contact contact, int startingBKey) { | |
106 | StringBuilder builder = new StringBuilder(); | |
107 | ||
108 | builder.append("BEGIN:VCARD"); | |
109 | builder.append("\r\n"); | |
110 | builder.append("VERSION:2.1"); | |
111 | builder.append("\r\n"); | |
112 | for (Data data : contact.getContent()) { | |
113 | if (data.getGroup() != null && !data.getGroup().trim().equals("")) { | |
114 | builder.append(data.getGroup().trim()); | |
115 | builder.append('.'); | |
116 | } | |
117 | builder.append(data.getName()); | |
118 | for (TypeInfo type : data.getTypes()) { | |
119 | builder.append(';'); | |
120 | builder.append(type.getName()); | |
121 | if (type.getValue() != null | |
122 | && !type.getValue().trim().equals("")) { | |
123 | builder.append('='); | |
124 | builder.append(type.getValue()); | |
125 | } | |
126 | } | |
127 | builder.append(':'); | |
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128 | |
129 | // TODO: bkey! | |
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130 | builder.append(data.getValue()); |
131 | builder.append("\r\n"); | |
132 | } | |
133 | builder.append("END:VCARD"); | |
134 | builder.append("\r\n"); | |
135 | ||
136 | return builder.toString(); | |
137 | } | |
138 | ||
139 | public static String toString(Card card) { | |
140 | StringBuilder builder = new StringBuilder(); | |
141 | ||
bcb54330 | 142 | for (Contact contact : card.getContactsList()) { |
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143 | builder.append(toString(contact, -1)); |
144 | } | |
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145 | |
146 | builder.append("\r\n"); | |
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147 | |
148 | return builder.toString(); | |
149 | } | |
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150 | |
151 | /** | |
152 | * Check if the given line is a continuation line or not. | |
153 | * | |
154 | * @param line | |
155 | * the line to check | |
156 | * | |
157 | * @return TRUE if the line is a continuation line | |
158 | */ | |
159 | private static boolean isContinuation(String line) { | |
160 | if (line != null && line.length() > 0) | |
161 | return (line.charAt(0) == ' ' || line.charAt(0) == '\t'); | |
162 | return false; | |
163 | } | |
a3b510ab | 164 | } |