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1 /** |
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2 * Copyright (c) 2010 Sasken Communication Technologies Ltd. |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of the "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html" |
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8 * |
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9 * Initial Contributors: |
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10 * Chandradeep Gandhi, Sasken Communication Technologies Ltd - Initial contribution |
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11 * |
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12 * Contributors: |
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13 * Manasij Roy, Nalina Hariharan |
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14 * |
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15 * Description: |
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16 * Interface spefication for managing associations between various social contacts |
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17 * |
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18 */ |
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19 |
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20 #ifndef SMFRELATIONMGR_H |
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21 #define SMFRELATIONMGR_H |
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22 |
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23 #include <smfprovider.h> |
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24 #include <smfcontact.h> |
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25 #include <smfglobal.h> |
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26 |
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27 // forward declaation |
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28 class SmfRelationMgrPrivate; |
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29 |
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30 // implementaion constants |
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31 const int maxSmfRelationIdSize = 500; |
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32 const int maxSmfRelationItemSize = 1000; |
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33 const int maxRelationItems = 1000; |
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34 |
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35 |
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36 // persistent Id of a relation. |
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37 typedef QString SmfRelationId; |
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38 |
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39 /** |
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40 * One record of a contact in a relation. Index specifies their position in the relationship. |
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41 */ |
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42 class SMFCLIENT_EXPORT SmfRelationItem : public SmfContact |
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43 { |
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44 public: |
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45 SmfRelationItem(SmfProvider* provider=0); |
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46 |
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47 public: |
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48 SmfProvider getProvider() const; |
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49 void setProvider(SmfProvider& provider); |
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50 |
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51 SmfContact getContact() const; |
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52 void setContact(SmfContact& contact); |
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53 |
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54 quint32 getIndex() const; |
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55 void setIndex(quint32 index); |
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56 |
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57 private: |
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58 SmfProvider m_provider; |
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59 SmfContact m_contact; |
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60 quint32 m_index; |
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61 }; |
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62 |
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63 SMFCLIENT_EXPORT QDataStream &operator<<( QDataStream &aDataStream, |
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64 const SmfRelationItem &aRelnItem ); |
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65 |
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66 SMFCLIENT_EXPORT QDataStream &operator>>( QDataStream &aDataStream, |
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67 SmfRelationItem &aRelnItem); |
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68 |
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69 |
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70 /** |
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71 * All remote profiles (e.g. facebook, twitter, flicker) for a particular |
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72 * person (or entity) constitutes a relation. Relation Manager stores |
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73 * these relations in persistent memory. |
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74 * |
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75 * Relations and Items can be visualized in rows and columns. |
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76 * Each row is identified by a RelationId. |
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77 * Each column is identified by index of that Item in the relation |
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78 * Each Items holds necessary information for SmfProvider and SmfContact. |
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79 * In the diagram below C1, C2... could be local or remote contacts, which means |
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80 * that C1, C2 .. could be contacts from device-resident phonebook. For example, for contact C1, |
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81 * items at index 1,2,3.. in this relationship denotes C1's id in Facebook, Twitter, flickr,... . |
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82 * |
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83 * Relation Item Relation Item Relation Item Relation Item Relation Item |
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84 * Index1 index2 index3 index4 index5 |
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85 * _______________________________________________________________________ |
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86 * | | | | | | |
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87 * RelationId 1 | C1 | Remote | Remote | Remote | Remote | |
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88 * | | Contact | Contact | Contact | Contact | |
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89 * ------------------------------------------------------------------------------------------------------------------ |
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90 * | | | | | | |
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91 * RelationId 2 | C2 | Remote | Remote | | | |
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92 * | | Contact | Contact | | | |
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93 * ----------------------------------------------------------------------------------------------------------------- |
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94 * | | | | | | |
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95 * RelationId 3 | C3 | Remote | | | | |
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96 * | | Contact | | | | |
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97 * ----------------------------------------------------------------------------------------------------------------- |
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98 * | | | | | | |
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99 * RelationId 4 | C4 | Remote | Remote | | | |
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100 * | | Contact | Contact | | | |
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101 * ----------------------------------------------------------------------------------------------------------------- |
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102 * | | | | | | |
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103 * RelationId 5 | C5 | Remote | | | | |
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104 * | | Contact | | | | |
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105 * ----------------------------------------------------------------------------------------------------------------- |
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106 * |
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107 * Items can be added (associated) to a given relation. So this is one-to-many |
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108 * relationship. Typically no items be present in more than one relation. |
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109 * |
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110 * All functions are synchronous at this moment. |
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111 */ |
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112 class SMFCLIENT_EXPORT SmfRelationMgr : public QObject |
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113 { |
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114 Q_OBJECT |
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115 public: |
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116 SmfRelationMgr(QObject* parent = 0); |
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117 ~SmfRelationMgr(); |
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118 |
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119 public slots: |
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120 |
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121 /** create a new relation. The contact provided is the first contact in this |
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122 * relation. |
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123 * Please note that contact should have valid Guid @ref QtMobility::QContactGuid |
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124 * (used by Smf to store the unique id of user from facebook, etc.) and valid Url |
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125 * @ref QtMobility::QContactUrl |
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126 * |
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127 * If the contact is already stored with ContactManager (e.g. contact exists in phonebook), |
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128 * then it would have QtMobility::QContactId properly filled with managerUri and localId. |
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129 * These two field would also be stored in SmfRelationMgr (for easily identifying the SmfContacts). |
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130 * |
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131 * After successful creation, a relationId would be returned. More and more SmfContacts can |
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132 * be added to this relation using this RelationId |
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133 */ |
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134 SmfRelationId create(SmfProvider *provider=NULL, SmfContact *contact=NULL); |
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135 |
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136 /** assign contact to a relation */ |
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137 SmfError associate( SmfRelationId& relation, |
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138 const SmfContact* contact, |
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139 SmfProvider* provider); |
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140 |
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141 /** remove contact from a relation */ |
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142 SmfError remove(SmfRelationId& relation, |
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143 const SmfContact* contact); |
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144 |
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145 /** returns first relation item in the relation when exists, NULL otherwise */ |
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146 SmfRelationItem* searchById(const SmfRelationId& relation); |
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147 |
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148 /** returns relation Id for a given contacts if exists, NULL otherwise */ |
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149 SmfRelationId searchByContact( SmfContact contact); |
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150 |
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151 /** returns number of contacts in a relation*/ |
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152 uint count(SmfRelationId relation); |
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153 |
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154 /** contacts and their provider */ |
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155 SmfRelationItem* get(SmfRelationId& relation, quint32 index); |
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156 |
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157 /** list of contacts and their provider */ |
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158 QList<SmfRelationItem> getAll(SmfRelationId& relation); |
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159 |
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160 /** list of all relations */ |
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161 QList<SmfRelationId> getAllRelations(); |
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162 |
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163 /** delete a particular relation*/ |
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164 SmfError Delete(SmfRelationId& relation); |
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165 |
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166 private: |
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167 SmfRelationMgrPrivate* m_private; //private impl wrapper |
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168 }; |
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169 |
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170 #endif // SMFRELATIONMGR_H |