1 | /* |
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2 | * Copyright (C) 2005-2008 MaNGOS <http://getmangos.com/> |
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3 | * |
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4 | * This program is free software; you can redistribute it and/or modify |
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5 | * it under the terms of the GNU General Public License as published by |
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6 | * the Free Software Foundation; either version 2 of the License, or |
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7 | * (at your option) any later version. |
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8 | * |
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9 | * This program is distributed in the hope that it will be useful, |
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10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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12 | * GNU General Public License for more details. |
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13 | * |
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14 | * You should have received a copy of the GNU General Public License |
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15 | * along with this program; if not, write to the Free Software |
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16 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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17 | */ |
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18 | |
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19 | #include "ProgressBar.h" |
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20 | #include "Log.h" |
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21 | #include "dbcfile.h" |
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22 | |
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23 | template<class T> |
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24 | template<class S, class D> |
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25 | void SQLStorageLoaderBase<T>::convert(uint32 field_pos, S src, D &dst) |
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26 | { |
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27 | dst = D(src); |
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28 | } |
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29 | |
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30 | template<class T> |
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31 | void SQLStorageLoaderBase<T>::convert_str_to_str(uint32 field_pos, char *src, char *&dst) |
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32 | { |
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33 | if(!src) |
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34 | { |
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35 | dst = new char[1]; |
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36 | *dst = 0; |
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37 | } |
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38 | else |
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39 | { |
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40 | uint32 l = strlen(src) + 1; |
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41 | dst = new char[l]; |
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42 | memcpy(dst, src, l); |
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43 | } |
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44 | } |
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45 | |
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46 | template<class T> |
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47 | template<class S> |
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48 | void SQLStorageLoaderBase<T>::convert_to_str(uint32 field_pos, S src, char * & dst) |
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49 | { |
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50 | dst = new char[1]; |
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51 | *dst = 0; |
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52 | } |
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53 | |
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54 | template<class T> |
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55 | template<class D> |
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56 | void SQLStorageLoaderBase<T>::convert_from_str(uint32 field_pos, char * src, D& dst) |
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57 | { |
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58 | dst = 0; |
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59 | } |
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60 | |
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61 | template<class T> |
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62 | template<class V> |
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63 | void SQLStorageLoaderBase<T>::storeValue(V value, SQLStorage &store, char *p, int x, uint32 &offset) |
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64 | { |
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65 | T * subclass = (static_cast<T*>(this)); |
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66 | switch(store.dst_format[x]) |
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67 | { |
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68 | case FT_LOGIC: |
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69 | subclass->convert(x, value, *((bool*)(&p[offset])) ); |
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70 | offset+=sizeof(bool); |
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71 | break; |
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72 | case FT_BYTE: |
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73 | subclass->convert(x, value, *((char*)(&p[offset])) ); |
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74 | offset+=sizeof(char); |
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75 | break; |
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76 | case FT_INT: |
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77 | subclass->convert(x, value, *((uint32*)(&p[offset])) ); |
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78 | offset+=sizeof(uint32); |
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79 | break; |
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80 | case FT_FLOAT: |
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81 | subclass->convert(x, value, *((float*)(&p[offset])) ); |
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82 | offset+=sizeof(float); |
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83 | break; |
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84 | case FT_STRING: |
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85 | subclass->convert_to_str(x, value, *((char**)(&p[offset])) ); |
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86 | offset+=sizeof(char*); |
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87 | break; |
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88 | } |
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89 | } |
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90 | |
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91 | template<class T> |
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92 | void SQLStorageLoaderBase<T>::storeValue(char * value, SQLStorage &store, char *p, int x, uint32 &offset) |
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93 | { |
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94 | T * subclass = (static_cast<T*>(this)); |
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95 | switch(store.dst_format[x]) |
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96 | { |
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97 | case FT_LOGIC: |
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98 | subclass->convert_from_str(x, value, *((bool*)(&p[offset])) ); |
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99 | offset+=sizeof(bool); |
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100 | break; |
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101 | case FT_BYTE: |
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102 | subclass->convert_from_str(x, value, *((char*)(&p[offset])) ); |
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103 | offset+=sizeof(char); |
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104 | break; |
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105 | case FT_INT: |
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106 | subclass->convert_from_str(x, value, *((uint32*)(&p[offset])) ); |
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107 | offset+=sizeof(uint32); |
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108 | break; |
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109 | case FT_FLOAT: |
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110 | subclass->convert_from_str(x, value, *((float*)(&p[offset])) ); |
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111 | offset+=sizeof(float); |
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112 | break; |
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113 | case FT_STRING: |
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114 | subclass->convert_str_to_str(x, value, *((char**)(&p[offset])) ); |
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115 | offset+=sizeof(char*); |
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116 | break; |
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117 | } |
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118 | } |
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119 | |
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120 | template<class T> |
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121 | void SQLStorageLoaderBase<T>::Load(SQLStorage &store) |
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122 | { |
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123 | uint32 maxi; |
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124 | Field *fields; |
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125 | QueryResult *result = WorldDatabase.PQuery("SELECT MAX(%s) FROM %s", store.entry_field, store.table); |
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126 | if(!result) |
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127 | { |
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128 | sLog.outError("Error loading %s table (not exist?)\n", store.table); |
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129 | exit(1); // Stop server at loading non exited table or not accessable table |
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130 | } |
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131 | |
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132 | maxi = (*result)[0].GetUInt32()+1; |
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133 | delete result; |
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134 | |
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135 | result = WorldDatabase.PQuery("SELECT COUNT(*) FROM %s", store.table); |
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136 | if(result) |
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137 | { |
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138 | fields = result->Fetch(); |
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139 | store.RecordCount = fields[0].GetUInt32(); |
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140 | delete result; |
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141 | } |
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142 | else |
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143 | store.RecordCount = 0; |
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144 | |
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145 | result = WorldDatabase.PQuery("SELECT * FROM %s", store.table); |
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146 | |
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147 | if(!result) |
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148 | { |
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149 | sLog.outError("%s table is empty!\n", store.table); |
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150 | store.RecordCount = 0; |
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151 | return; |
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152 | } |
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153 | |
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154 | uint32 recordsize = 0; |
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155 | uint32 offset = 0; |
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156 | |
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157 | if(store.iNumFields != result->GetFieldCount()) |
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158 | { |
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159 | store.RecordCount = 0; |
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160 | sLog.outError("Error in %s table, probably sql file format was updated (there should be %d fields in sql).\n", store.table, store.iNumFields); |
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161 | delete result; |
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162 | exit(1); // Stop server at loading broken or non-compatible table. |
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163 | } |
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164 | |
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165 | //get struct size |
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166 | uint32 sc=0; |
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167 | uint32 bo=0; |
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168 | uint32 bb=0; |
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169 | for(uint32 x=0; x< store.iNumFields; x++) |
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170 | if(store.dst_format[x]==FT_STRING) |
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171 | ++sc; |
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172 | else if (store.dst_format[x]==FT_LOGIC) |
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173 | ++bo; |
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174 | else if (store.dst_format[x]==FT_BYTE) |
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175 | ++bb; |
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176 | recordsize=(store.iNumFields-sc-bo-bb)*4+sc*sizeof(char*)+bo*sizeof(bool)+bb*sizeof(char); |
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177 | |
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178 | char** newIndex=new char*[maxi]; |
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179 | memset(newIndex,0,maxi*sizeof(char*)); |
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180 | |
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181 | char * _data= new char[store.RecordCount *recordsize]; |
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182 | uint32 count=0; |
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183 | barGoLink bar( store.RecordCount ); |
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184 | do |
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185 | { |
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186 | fields = result->Fetch(); |
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187 | bar.step(); |
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188 | char *p=(char*)&_data[recordsize*count]; |
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189 | newIndex[fields[0].GetUInt32()]=p; |
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190 | |
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191 | offset=0; |
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192 | for(uint32 x = 0; x < store.iNumFields; x++) |
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193 | switch(store.src_format[x]) |
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194 | { |
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195 | case FT_LOGIC: |
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196 | storeValue((bool)(fields[x].GetUInt32() > 0), store, p, x, offset); break; |
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197 | case FT_BYTE: |
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198 | storeValue((char)fields[x].GetUInt8(), store, p, x, offset); break; |
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199 | case FT_INT: |
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200 | storeValue((uint32)fields[x].GetUInt32(), store, p, x, offset); break; |
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201 | case FT_FLOAT: |
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202 | storeValue((float)fields[x].GetFloat(), store, p, x, offset); break; |
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203 | case FT_STRING: |
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204 | storeValue((char*)fields[x].GetString(), store, p, x, offset); break; |
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205 | } |
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206 | ++count; |
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207 | }while( result->NextRow() ); |
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208 | |
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209 | delete result; |
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210 | |
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211 | store.pIndex = newIndex; |
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212 | store.MaxEntry = maxi; |
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213 | store.data = _data; |
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214 | } |
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