Mercurial > projects > package-update-indicator
annotate pui-get-updates.c @ 7:9d961e513af0
Add English translations
author | Guido Berhoerster <guido+pui@berhoerster.name> |
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date | Wed, 04 Jul 2018 16:19:32 +0200 |
parents | 6884bb8130ca |
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rev | line source |
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1 /* |
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2 * Copyright (C) 2018 Guido Berhoerster <guido+pui@berhoerster.name> |
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3 * |
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4 * Permission is hereby granted, free of charge, to any person obtaining |
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5 * a copy of this software and associated documentation files (the |
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6 * "Software"), to deal in the Software without restriction, including |
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7 * without limitation the rights to use, copy, modify, merge, publish, |
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8 * distribute, sublicense, and/or sell copies of the Software, and to |
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9 * permit persons to whom the Software is furnished to do so, subject to |
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10 * the following conditions: |
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11 * |
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12 * The above copyright notice and this permission notice shall be included |
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13 * in all copies or substantial portions of the Software. |
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14 * |
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15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
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16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
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18 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY |
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19 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
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20 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
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21 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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22 */ |
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23 |
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24 #include "pui-get-updates.h" |
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25 |
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26 typedef struct { |
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27 PkControl *pk_control; |
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28 PkTask *pk_task; |
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29 guint refresh_interval; |
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30 } PuiGetUpdates; |
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31 |
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32 GQuark |
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33 pui_get_updates_error_quark(void) |
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34 { |
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35 return (g_quark_from_static_string("pui-get-updates-error-quark")); |
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36 } |
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37 |
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38 static void |
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39 on_get_updates_finished(GObject *source_object, GAsyncResult *async_result, |
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40 gpointer user_data) |
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41 { |
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42 GTask *task = user_data; |
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43 PuiGetUpdates *get_updates; |
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44 PkResults *results = NULL; |
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45 PkError *pk_error = NULL; |
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46 GError *error = NULL; |
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47 gint error_code; |
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48 GPtrArray *package_list; |
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49 |
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50 get_updates = g_task_get_task_data(task); |
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51 |
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52 g_debug("get updates transaction finished"); |
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53 results = pk_client_generic_finish(PK_CLIENT(get_updates->pk_task), |
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54 async_result, &error); |
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55 if (results == NULL) { |
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56 /* pass the error on */ |
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57 g_task_return_error(task, error); |
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58 goto out; |
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59 } |
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60 |
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61 pk_error = pk_results_get_error_code(results); |
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62 if (pk_error != NULL) { |
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63 /* transaction failed, return error */ |
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64 g_debug("failed to refresh the cache: %s", |
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65 pk_error_get_details(pk_error)); |
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66 if (pk_error_get_code(pk_error) == |
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67 PK_ERROR_ENUM_TRANSACTION_CANCELLED) { |
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68 error_code = PUI_GET_UPDATES_ERROR_CANCELLED; |
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69 } else { |
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70 error_code = |
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71 PUI_GET_UPDATES_ERROR_GET_UPDATES_FAILED; |
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72 } |
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73 error = g_error_new(PUI_GET_UPDATES_ERROR, error_code, |
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74 "Failed to get package updates: %s", |
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75 pk_error_get_details(pk_error)); |
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76 g_task_return_error(task, error); |
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77 g_object_unref(pk_error); |
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78 goto out; |
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79 } |
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80 |
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81 /* return results */ |
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82 package_list = pk_results_get_package_array(results); |
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83 g_assert(package_list != NULL); |
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84 g_task_return_pointer(task, package_list, |
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85 (GDestroyNotify)g_ptr_array_unref); |
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86 |
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87 out: |
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88 if (results != NULL) { |
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89 g_object_unref(results); |
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90 } |
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91 g_object_unref(task); |
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92 } |
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93 |
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94 static void |
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95 on_refresh_cache_finished(GObject *source_object, GAsyncResult *async_result, |
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96 gpointer user_data) |
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97 { |
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98 GTask *task = user_data; |
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99 PuiGetUpdates *get_updates; |
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100 PkResults *results = NULL; |
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101 PkClient *pk_client; |
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102 GError *error = NULL; |
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103 PkError *pk_error = NULL; |
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104 gint error_code; |
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105 |
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106 get_updates = g_task_get_task_data(task); |
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107 pk_client = PK_CLIENT(get_updates->pk_task); |
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108 |
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109 g_debug("refresh cache transaction finished"); |
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110 results = pk_client_generic_finish(pk_client, async_result, &error); |
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111 if (results == NULL) { |
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112 g_task_return_error(task, error); |
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113 goto out; |
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114 } |
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115 |
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116 pk_error = pk_results_get_error_code(results); |
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117 if (pk_error != NULL) { |
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118 /* transaction failed, return error */ |
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119 g_debug("failed to refresh the cache: %s", |
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120 pk_error_get_details(pk_error)); |
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121 if (pk_error_get_code(pk_error) == |
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122 PK_ERROR_ENUM_TRANSACTION_CANCELLED) { |
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123 error_code = PUI_GET_UPDATES_ERROR_CANCELLED; |
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124 } else { |
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125 error_code = PUI_GET_UPDATES_ERROR_REFRESH_FAILED; |
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126 } |
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127 error = g_error_new(PUI_GET_UPDATES_ERROR, error_code, |
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128 "Failed to refresh the cache: %s", |
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129 pk_error_get_details(pk_error)); |
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130 g_task_return_error(task, error); |
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131 g_object_unref(pk_error); |
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132 goto out; |
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133 } |
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134 |
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135 /* cache is up to date, get updates */ |
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136 pk_client_get_updates_async(pk_client, |
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137 pk_bitfield_value(PK_FILTER_ENUM_NONE), |
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138 g_task_get_cancellable(task), NULL, NULL, on_get_updates_finished, |
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139 task); |
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140 |
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141 out: |
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142 if (results != NULL) { |
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143 g_object_unref(results); |
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144 } |
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145 } |
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146 |
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147 static void |
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148 on_get_time_since_refresh_finished(GObject *source_object, |
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149 GAsyncResult *async_result, gpointer user_data) |
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150 { |
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151 GTask *task = user_data; |
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152 PuiGetUpdates *get_updates; |
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153 guint last_refresh; |
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154 GError *error = NULL; |
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155 PkClient *pk_client; |
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156 |
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157 get_updates = g_task_get_task_data(task); |
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158 pk_client = PK_CLIENT(get_updates->pk_task); |
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159 |
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160 last_refresh = |
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161 pk_control_get_time_since_action_finish(get_updates->pk_control, |
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162 async_result, &error); |
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163 if (last_refresh == 0) { |
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164 g_task_return_error(task, error); |
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165 g_object_unref(task); |
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166 return; |
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167 } |
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168 g_debug("time since last cache refresh: %us", last_refresh); |
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169 |
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170 if (last_refresh > get_updates->refresh_interval) { |
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171 /* cache is out of date, refresh first */ |
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172 g_debug("refreshing the cache"); |
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173 pk_client_refresh_cache_async(pk_client, FALSE, |
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174 g_task_get_cancellable(task), NULL, NULL, |
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175 on_refresh_cache_finished, task); |
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176 } else { |
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177 /* cache is up to date, get updates */ |
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178 g_debug("getting updates"); |
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179 pk_client_get_updates_async(pk_client, |
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180 pk_bitfield_value(PK_FILTER_ENUM_NONE), |
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181 g_task_get_cancellable(task), NULL, NULL, |
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182 on_get_updates_finished, task); |
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183 } |
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184 } |
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185 |
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186 static void |
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187 pui_get_updates_free(gpointer data) |
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188 { |
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189 PuiGetUpdates *get_updates = data; |
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190 |
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191 g_object_unref(get_updates->pk_control); |
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192 g_object_unref(get_updates->pk_task); |
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193 g_slice_free(PuiGetUpdates, data); |
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194 } |
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195 |
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196 void |
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197 pui_get_updates_async(PkControl *pk_control, guint refresh_interval, |
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198 GCancellable *cancellable, GAsyncReadyCallback callback, gpointer user_data) |
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199 { |
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200 PuiGetUpdates *get_updates; |
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201 GTask *task; |
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202 PkClient *pk_client; |
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203 |
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204 get_updates = g_slice_new0(PuiGetUpdates); |
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205 get_updates->pk_control = g_object_ref(pk_control); |
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206 get_updates->pk_task = pk_task_new(); |
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207 get_updates->refresh_interval = refresh_interval; |
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208 |
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209 pk_client = PK_CLIENT(get_updates->pk_task); |
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210 pk_client_set_cache_age(pk_client, refresh_interval); |
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211 pk_client_set_background(pk_client, TRUE); |
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212 |
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213 task = g_task_new(NULL, cancellable, callback, user_data); |
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214 g_task_set_task_data(task, get_updates, pui_get_updates_free); |
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215 |
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216 /* check whether to refresh the cache before checking for updates */ |
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217 g_debug("getting the time since the cache was last refreshed"); |
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218 pk_control_get_time_since_action_async(pk_control, |
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219 PK_ROLE_ENUM_REFRESH_CACHE, cancellable, |
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220 on_get_time_since_refresh_finished, task); |
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221 } |
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222 |
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223 GPtrArray * |
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224 pui_get_updates_finish(GAsyncResult *result, GError **errorp) |
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225 { |
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226 return (g_task_propagate_pointer(G_TASK(result), errorp)); |
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227 } |